{
    "document": {
        "category": "csaf_base",
        "csaf_version": "2.0",
        "distribution": {
            "tlp": {
                "label": "WHITE"
            }
        },
        "lang": "en",
        "notes": [
            {
                "category": "legal_disclaimer",
                "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings."
            }
        ],
        "publisher": {
            "category": "coordinator",
            "contact_details": "cert@ncsc.nl",
            "name": "National Cyber Security Centre",
            "namespace": "https://www.ncsc.nl/"
        },
        "title": "CVE-2026-21910",
        "tracking": {
            "current_release_date": "2026-06-09T14:14:47.567388Z",
            "generator": {
                "date": "2026-02-17T15:00:00Z",
                "engine": {
                    "name": "V.E.L.M.A",
                    "version": "1.7"
                }
            },
            "id": "CVE-2026-21910",
            "initial_release_date": "2026-01-14T18:40:26.191840Z",
            "revision_history": [
                {
                    "date": "2026-01-14T18:40:26.191840Z",
                    "number": "1",
                    "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (8).| Products connected (6).| Vendor_assessment created."
                },
                {
                    "date": "2026-01-14T18:40:31.033105Z",
                    "number": "2",
                    "summary": "NCSC Score created."
                },
                {
                    "date": "2026-01-15T11:10:47.039936Z",
                    "number": "3",
                    "summary": "Source connected.| CVE status created. (valid)| Products connected (1).| Products created (2).| Product Identifiers created (2).| References created (27)."
                },
                {
                    "date": "2026-01-15T11:10:57.111091Z",
                    "number": "4",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-01-15T20:38:37.477234Z",
                    "number": "5",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (4).| Products connected (3).| References created (2).| CWES updated (1)."
                },
                {
                    "date": "2026-01-15T20:38:45.105874Z",
                    "number": "6",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-01-15T21:26:47.741405Z",
                    "number": "7",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (2).| CWES updated (1)."
                },
                {
                    "date": "2026-01-15T21:26:50.169344Z",
                    "number": "8",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-01-15T21:39:28.837230Z",
                    "number": "9",
                    "summary": "Unknown change."
                },
                {
                    "date": "2026-01-16T01:41:56.797153Z",
                    "number": "10",
                    "summary": "Source connected.| CVE status created. (valid)"
                },
                {
                    "date": "2026-01-16T10:08:55.123212Z",
                    "number": "11",
                    "summary": "Source connected.| CVE status created. (valid)"
                },
                {
                    "date": "2026-01-16T14:36:53.253945Z",
                    "number": "12",
                    "summary": "Source created.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-02-25T17:25:55.855854Z",
                    "number": "13",
                    "summary": "Products connected (65).| Product Identifiers created (65)."
                },
                {
                    "date": "2026-02-25T17:25:58.726626Z",
                    "number": "14",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-20T10:02:32.889666Z",
                    "number": "15",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-20T10:02:35.724694Z",
                    "number": "16",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-04-12T15:03:01.968812Z",
                    "number": "17",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-04-12T15:03:08.759521Z",
                    "number": "18",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-06-09T14:11:55.931535Z",
                    "number": "19",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                }
            ],
            "status": "interim",
            "version": "19"
        }
    },
    "product_tree": {
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                                "category": "product_version_range",
                                "name": "vers:unknown/os",
                                "product": {
                                    "name": "vers:unknown/os",
                                    "product_id": "CSAFPID-5019238",
                                    "product_identification_helper": {
                                        "cpe": "cpe:/o:juniper:junos:os"
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                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/os ex4k series",
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                                    "name": "vers:unknown/os ex4k series",
                                    "product_id": "CSAFPID-5431500",
                                    "product_identification_helper": {
                                        "cpe": "cpe:/o:juniper:junos:os_ex4k_series"
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                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/os qfx5k",
                                "product": {
                                    "name": "vers:unknown/os qfx5k",
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                                    "product_identification_helper": {
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                    },
                    {
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                                "category": "product_version_range",
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                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r1",
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                                "product": {
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                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r1-s1:*:*:*:*:*:*"
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                                "category": "product_version_range",
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                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3",
                                "product": {
                                    "name": "vers:unknown/21.4-r3",
                                    "product_id": "CSAFPID-5383869",
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                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r3:*:*:*:*:*:*"
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                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3-s1",
                                "product": {
                                    "name": "vers:unknown/21.4-r3-s1",
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                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3-s10",
                                "product": {
                                    "name": "vers:unknown/21.4-r3-s10",
                                    "product_id": "CSAFPID-5460946",
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                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r3-s10:*:*:*:*:*:*"
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                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3-s11",
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                                    "name": "vers:unknown/21.4-r3-s11",
                                    "product_id": "CSAFPID-5460947",
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                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r3-s11:*:*:*:*:*:*"
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                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3-s2",
                                "product": {
                                    "name": "vers:unknown/21.4-r3-s2",
                                    "product_id": "CSAFPID-5383871",
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                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r3-s2:*:*:*:*:*:*"
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                                }
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                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3-s3",
                                "product": {
                                    "name": "vers:unknown/21.4-r3-s3",
                                    "product_id": "CSAFPID-5383872",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r3-s3:*:*:*:*:*:*"
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                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/21.4-r3-s4",
                                "product": {
                                    "name": "vers:unknown/21.4-r3-s4",
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                                "category": "product_version_range",
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                                    "name": "vers:unknown/21.4-r3-s5",
                                    "product_id": "CSAFPID-5383874",
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                                "category": "product_version_range",
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                                    "product_id": "CSAFPID-5383875",
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                                "name": "vers:unknown/21.4-r3-s7",
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                                    "name": "vers:unknown/21.4-r3-s7",
                                    "product_id": "CSAFPID-5412624",
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                                        "cpe": "cpe:2.3:o:juniper:junos:21.4:r3-s7:*:*:*:*:*:*"
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                                    "name": "vers:unknown/22.4-r3-s3",
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                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/22.4-r3-s6",
                                "product": {
                                    "name": "vers:unknown/22.4-r3-s6",
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                                        "cpe": "cpe:2.3:o:juniper:junos:22.4:r3-s6:*:*:*:*:*:*"
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                                "product": {
                                    "name": "vers:unknown/23.2",
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    "vulnerabilities": [
        {
            "cve": "CVE-2026-21910",
            "cwe": {
                "id": "CWE-754",
                "name": "Improper Check for Unusual or Exceptional Conditions"
            },
            "notes": [
                {
                    "category": "description",
                    "text": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network Identifiers (VNIs) to drop, leading to a Denial of Service (DoS). On all EX4k and QFX5k platforms, a link flap in an EVPN-VXLAN configuration Link Aggregation Group (LAG) results in Inter-VNI traffic dropping when there are multiple load-balanced next-hop routes for the same destination. This issue is only applicable to systems that support EVPN-VXLAN Virtual Port-Link Aggregation Groups (VPLAG), such as the QFX5110, QFX5120, QFX5200, EX4100, EX4300, EX4400, and EX4650. Service can only be restored by restarting the affected FPC via the 'request chassis fpc restart slot <slot-number>' command.",
                    "title": "juniper - https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-EX4k-Series-QFX5k-Series-In-an-EVPN-VXLAN-configuration-link-flaps-cause-Inter-VNI-traffic-drop-CVE-2026-21910"
                },
                {
                    "category": "description",
                    "text": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network Identifiers (VNIs) to drop, leading to a Denial of Service (DoS).\n\nOn all EX4k and QFX5k platforms, a link flap in an\n\nEVPN-VXLAN configuration Link Aggregation Group (LAG)\nresults in Inter-VNI traffic dropping when there are multiple load-balanced next-hop routes for the same destination.\n\nThis issue is only applicable to systems that support EVPN-VXLAN Virtual Port-Link Aggregation Groups (VPLAG), such as the QFX5110, QFX5120, QFX5200, EX4100, EX4300, EX4400, and EX4650.\n\nService can only be restored by restarting the affected FPC via the 'request chassis fpc restart slot <slot-number>' command.\n\nThis issue affects Junos OS \n\non EX4k and QFX5k Series: \n\n\n\n  *  all versions before 21.4R3-S12, \n  *  all versions of 22.2\n  *  from 22.4 before 22.4R3-S8, \n  *  from 23.2 before 23.2R2-S5, \n  *  from 23.4 before 23.4R2-S5, \n  *  from 24.2 before 24.2R2-S3,\n  *  from 24.4 before 24.4R2.",
                    "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-21910"
                },
                {
                    "category": "description",
                    "text": "An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network Identifiers (VNIs) to drop, leading to a Denial of Service (DoS).\n\nOn all EX4k and QFX5k platforms, a link flap in an\n\nEVPN-VXLAN configuration Link Aggregation Group (LAG)\nresults in Inter-VNI traffic dropping when there are multiple load-balanced next-hop routes for the same destination.\n\nThis issue is only applicable to systems that support EVPN-VXLAN Virtual Port-Link Aggregation Groups (VPLAG), such as the QFX5110, QFX5120, QFX5200, EX4100, EX4300, EX4400, and EX4650.\n\nService can only be restored by restarting the affected FPC via the 'request chassis fpc restart slot <slot-number>' command.\n\nThis issue affects Junos OS \n\non EX4k and QFX5k Series: \n\n\n\n  *  all versions before 21.4R3-S12, \n  *  all versions of 22.2\n  *  from 22.4 before 22.4R3-S8, \n  *  from 23.2 before 23.2R2-S5, \n  *  from 23.4 before 23.4R2-S5, \n  *  from 24.2 before 24.2R2-S3,\n  *  from 24.4 before 24.4R2.",
                    "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-21910"
                },
                {
                    "category": "other",
                    "text": "0.00011",
                    "title": "EPSS"
                },
                {
                    "category": "other",
                    "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:U/RE:M/U:Green",
                    "title": "CVSSV4"
                },
                {
                    "category": "other",
                    "text": "7.1",
                    "title": "CVSSV4 base score"
                },
                {
                    "category": "other",
                    "text": "6.1",
                    "title": "NCSC Score"
                },
                {
                    "category": "other",
                    "text": "Is related to a product by vendor Juniper, Is related to an uncommon product source",
                    "title": "NCSC Score top increasing factors"
                },
                {
                    "category": "other",
                    "text": "The CVSS vector string contains AV:N (Attack Vector: Network), There is cwe data available from source Nvd",
                    "title": "NCSC Score top decreasing factors"
                },
                {
                    "category": "details",
                    "text": "Severity: 2\n",
                    "title": "Vendor assessment"
                }
            ],
            "product_status": {
                "fixed": [
                    "CSAFPID-5429134",
                    "CSAFPID-5429136",
                    "CSAFPID-5429138",
                    "CSAFPID-5429166",
                    "CSAFPID-5429167",
                    "CSAFPID-5429169",
                    "CSAFPID-5429222"
                ],
                "known_affected": [
                    "CSAFPID-5429215",
                    "CSAFPID-5429216",
                    "CSAFPID-5429217",
                    "CSAFPID-5429218",
                    "CSAFPID-5429219",
                    "CSAFPID-5429220",
                    "CSAFPID-5429221",
                    "CSAFPID-5019238",
                    "CSAFPID-5431499",
                    "CSAFPID-5431500",
                    "CSAFPID-2972325",
                    "CSAFPID-2972336",
                    "CSAFPID-5435586",
                    "CSAFPID-5435589",
                    "CSAFPID-5435590",
                    "CSAFPID-5435591",
                    "CSAFPID-5435592",
                    "CSAFPID-2017189",
                    "CSAFPID-2153692",
                    "CSAFPID-2177324",
                    "CSAFPID-2177326",
                    "CSAFPID-2505280",
                    "CSAFPID-2535286",
                    "CSAFPID-5377578",
                    "CSAFPID-5377579",
                    "CSAFPID-5377580",
                    "CSAFPID-5377581",
                    "CSAFPID-5383868",
                    "CSAFPID-5383869",
                    "CSAFPID-5383870",
                    "CSAFPID-5383871",
                    "CSAFPID-5383872",
                    "CSAFPID-5383873",
                    "CSAFPID-5383874",
                    "CSAFPID-5383875",
                    "CSAFPID-5383899",
                    "CSAFPID-5383900",
                    "CSAFPID-5383901",
                    "CSAFPID-5383902",
                    "CSAFPID-5383903",
                    "CSAFPID-5383904",
                    "CSAFPID-5383906",
                    "CSAFPID-5383907",
                    "CSAFPID-5383908",
                    "CSAFPID-5383909",
                    "CSAFPID-5411609",
                    "CSAFPID-5411615",
                    "CSAFPID-5412624",
                    "CSAFPID-5412626",
                    "CSAFPID-5412627",
                    "CSAFPID-5412628",
                    "CSAFPID-5443921",
                    "CSAFPID-5457142",
                    "CSAFPID-5457143",
                    "CSAFPID-5457163",
                    "CSAFPID-5460946",
                    "CSAFPID-5460947",
                    "CSAFPID-5460949",
                    "CSAFPID-5460953",
                    "CSAFPID-5460954",
                    "CSAFPID-5460955",
                    "CSAFPID-5460956",
                    "CSAFPID-5460957",
                    "CSAFPID-5460958",
                    "CSAFPID-5460959",
                    "CSAFPID-5460960",
                    "CSAFPID-5460961",
                    "CSAFPID-5460962",
                    "CSAFPID-5460963",
                    "CSAFPID-5460964",
                    "CSAFPID-5460985",
                    "CSAFPID-5460986",
                    "CSAFPID-5460987",
                    "CSAFPID-5460988",
                    "CSAFPID-5461274",
                    "CSAFPID-5461275",
                    "CSAFPID-5461368",
                    "CSAFPID-5461373",
                    "CSAFPID-5461459",
                    "CSAFPID-5461460",
                    "CSAFPID-5461525",
                    "CSAFPID-5461536"
                ]
            },
            "references": [
                {
                    "category": "external",
                    "summary": "Source - juniper",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-EX4k-Series-QFX5k-Series-In-an-EVPN-VXLAN-configuration-link-flaps-cause-Inter-VNI-traffic-drop-CVE-2026-21910"
                },
                {
                    "category": "external",
                    "summary": "Source - certbundde",
                    "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0117.json"
                },
                {
                    "category": "external",
                    "summary": "Source - cveprojectv5",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2026-21910"
                },
                {
                    "category": "external",
                    "summary": "Source raw - cveprojectv5",
                    "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/21xxx/CVE-2026-21910.json"
                },
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21910"
                },
                {
                    "category": "external",
                    "summary": "Source raw - nvd",
                    "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-21910"
                },
                {
                    "category": "external",
                    "summary": "Source - hkcert",
                    "url": "https://www.hkcert.org/security-bulletin/juniper-junos-os-multiple-vulnerabilities_20260116"
                },
                {
                    "category": "external",
                    "summary": "Source - ncscclear",
                    "url": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0017"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-21910"
                },
                {
                    "category": "external",
                    "summary": "Source raw - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=10000"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=20000"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0117.json"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0117"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/global-search/%40uri#sortCriteria=date%20descending&f-sf_primarysourcename=Knowledge&f-sf_articletype=Security%20Advisories&numberOfResults=100"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-BGP-update-with-a-set-of-specific-attributes-causes-rpd-crash-CVE-2025-60003"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-DHCP-Option-82-messages-from-clients-being-passed-unmodified-to-the-DHCP-server-CVE-2025-59960"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Executing-a-specific-show-command-leads-to-an-rpd-crash-CVE-2025-59959"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Optional-transitive-BGP-attribute-is-modified-before-propagation-to-peers-causing-sessions-to-flap-CVE-2025-60011"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Receipt-of-specific-IS-IS-update-packet-causes-memory-leak-leading-to-RPD-crash-CVE-2026-21909"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Unix-socket-used-to-control-the-jdhcpd-process-is-world-writable-CVE-2025-59961"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Use-after-free-vulnerability-In-802-1X-authentication-daemon-can-cause-crash-of-the-dot1xd-process-CVE-2026-21908"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-When-telemetry-collectors-are-frequently-subscribing-and-unsubscribing-to-sensors-chassisd-or-rpd-will-crash-CVE-2026-21921"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-A-specifically-crafted-show-chassis-command-causes-chassisd-to-crash-CVE-2025-60007"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-Evolved-A-Linux-kernel-vulnerability-in-the-HID-driver-allows-an-attacker-to-read-information-from-the-HID-Report-buffer-CVE-2024-50302"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-Evolved-Flapping-management-interface-causes-MAC-learning-on-label-switched-interfaces-to-stop-CVE-2026-21911"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-EX4000-A-high-volume-of-traffic-destinated-to-the-device-leads-to-a-crash-and-restart-CVE-2026-21913"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-EX4k-Series-QFX5k-Series-In-an-EVPN-VXLAN-configuration-link-flaps-cause-Inter-VNI-traffic-drop-CVE-2026-21910"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-MX10k-Series-show-system-firmware-CLI-command-may-lead-to-LC480-or-LC2101-line-card-reset-CVE-2026-21912"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-Receipt-of-a-specifically-malformed-ICMP-packet-causes-an-FPC-restart-CVE-2026-0203"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-SRX-and-MX-Series-When-TCP-packets-occur-in-a-specific-sequence-flowd-crashes-CVE-2026-21918"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-SRX-Series-A-specifically-malformed-GTP-message-will-cause-an-FPC-crash-CVE-2026-21914"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-SRX-Series-If-a-specific-request-is-processed-by-the-DNS-subsystem-flowd-will-crash-CVE-2026-21920"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-SRX-Series-MX-Series-with-MX-SPC3-or-MS-MPC-Receipt-of-multiple-specific-SIP-messages-results-in-flow-management-process-crash-CVE-2026-21905"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-SRX-Series-Specifically-malformed-SSL-packet-causes-FPC-crash-CVE-2026-21917"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-SRX-Series-With-GRE-performance-acceleration-enabled-receipt-of-a-specific-ICMP-packet-causes-the-PFE-to-crash-CVE-2026-21906"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-OS-Subscribing-to-telemetry-sensors-at-scale-causes-all-FPCs-to-crash-CVE-2026-21903"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Junos-Space-TLS-SSL-server-supports-use-of-static-key-ciphers-ssl-static-key-ciphers-CVE-2026-21907"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://supportportal.juniper.net/s/article/2026-01-Security-Bulletin-Paragon-Automation-A-clickjacking-vulnerability-in-the-web-server-configuration-has-been-addressed-CVE-2025-52987"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; nvd",
                    "url": "https://supportportal.juniper.net/JSA106009"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; nvd",
                    "url": "https://kb.juniper.net/JSA106009"
                }
            ],
            "scores": [
                {
                    "cvss_v3": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "baseScore": 6.5,
                        "baseSeverity": "MEDIUM"
                    },
                    "products": [
                        "CSAFPID-2017189",
                        "CSAFPID-2153692",
                        "CSAFPID-2177324",
                        "CSAFPID-2177326",
                        "CSAFPID-2505280",
                        "CSAFPID-2535286",
                        "CSAFPID-2972325",
                        "CSAFPID-2972336",
                        "CSAFPID-5019238",
                        "CSAFPID-5377578",
                        "CSAFPID-5377579",
                        "CSAFPID-5377580",
                        "CSAFPID-5377581",
                        "CSAFPID-5383868",
                        "CSAFPID-5383869",
                        "CSAFPID-5383870",
                        "CSAFPID-5383871",
                        "CSAFPID-5383872",
                        "CSAFPID-5383873",
                        "CSAFPID-5383874",
                        "CSAFPID-5383875",
                        "CSAFPID-5383899",
                        "CSAFPID-5383900",
                        "CSAFPID-5383901",
                        "CSAFPID-5383902",
                        "CSAFPID-5383903",
                        "CSAFPID-5383904",
                        "CSAFPID-5383906",
                        "CSAFPID-5383907",
                        "CSAFPID-5383908",
                        "CSAFPID-5383909",
                        "CSAFPID-5411609",
                        "CSAFPID-5411615",
                        "CSAFPID-5412624",
                        "CSAFPID-5412626",
                        "CSAFPID-5412627",
                        "CSAFPID-5412628",
                        "CSAFPID-5429215",
                        "CSAFPID-5429216",
                        "CSAFPID-5429217",
                        "CSAFPID-5429218",
                        "CSAFPID-5429219",
                        "CSAFPID-5429220",
                        "CSAFPID-5429221",
                        "CSAFPID-5431499",
                        "CSAFPID-5431500",
                        "CSAFPID-5435586",
                        "CSAFPID-5435589",
                        "CSAFPID-5435590",
                        "CSAFPID-5435591",
                        "CSAFPID-5435592",
                        "CSAFPID-5443921",
                        "CSAFPID-5457142",
                        "CSAFPID-5457143",
                        "CSAFPID-5457163",
                        "CSAFPID-5460946",
                        "CSAFPID-5460947",
                        "CSAFPID-5460949",
                        "CSAFPID-5460953",
                        "CSAFPID-5460954",
                        "CSAFPID-5460955",
                        "CSAFPID-5460956",
                        "CSAFPID-5460957",
                        "CSAFPID-5460958",
                        "CSAFPID-5460959",
                        "CSAFPID-5460960",
                        "CSAFPID-5460961",
                        "CSAFPID-5460962",
                        "CSAFPID-5460963",
                        "CSAFPID-5460964",
                        "CSAFPID-5460985",
                        "CSAFPID-5460986",
                        "CSAFPID-5460987",
                        "CSAFPID-5460988",
                        "CSAFPID-5461274",
                        "CSAFPID-5461275",
                        "CSAFPID-5461368",
                        "CSAFPID-5461373",
                        "CSAFPID-5461459",
                        "CSAFPID-5461460",
                        "CSAFPID-5461525",
                        "CSAFPID-5461536"
                    ]
                }
            ],
            "title": "CVE-2026-21910"
        }
    ]
}