{
    "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-2026-87677",
        "tracking": {
            "current_release_date": "2026-10-16T07:08:30.068750Z",
            "generator": {
                "date": "2026-02-17T15:00:00Z",
                "engine": {
                    "name": "V.E.L.M.A",
                    "version": "1.7"
                }
            },
            "id": "CVE-2026-87677",
            "initial_release_date": "2026-10-08T05:30:20.722133Z",
            "revision_history": [
                {
                    "date": "2026-10-08T05:30:20.722133Z",
                    "number": "1",
                    "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1).| CWES updated (1)."
                },
                {
                    "date": "2026-10-08T05:30:23.643166Z",
                    "number": "2",
                    "summary": "NCSC Score created."
                },
                {
                    "date": "2026-10-08T07:35:26.989521Z",
                    "number": "3",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-10-08T14:08:00.159434Z",
                    "number": "4",
                    "summary": "Source connected.| CVE status created. (valid)| Products connected (1).| References created (36)."
                },
                {
                    "date": "2026-10-08T14:08:02.023008Z",
                    "number": "5",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-10-08T19:10:54.904539Z",
                    "number": "6",
                    "summary": "CVSS created.| CWES created (1).| Products created (2).| References created (1).| Description created for source.| Unknown change."
                },
                {
                    "date": "2026-10-08T19:10:56.470566Z",
                    "number": "7",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-10-08T19:19:06.783433Z",
                    "number": "8",
                    "summary": "Unknown change."
                },
                {
                    "date": "2026-10-08T19:30:42.025735Z",
                    "number": "9",
                    "summary": "EPSS created.| Unknown change."
                },
                {
                    "date": "2026-10-08T19:30:46.566552Z",
                    "number": "10",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-10-10T00:44:14.800017Z",
                    "number": "11",
                    "summary": "Source connected.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (2).| Product Remediations created (1)."
                },
                {
                    "date": "2026-10-10T00:44:16.299591Z",
                    "number": "12",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-10-14T20:37:40.308661Z",
                    "number": "13",
                    "summary": "CVSS created.| Products connected (2).| Product Identifiers created (2)."
                },
                {
                    "date": "2026-10-14T20:37:48.682686Z",
                    "number": "14",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-10-16T06:27:31.505701Z",
                    "number": "15",
                    "summary": "Source connected.| CVE status created. (valid)"
                },
                {
                    "date": "2026-10-16T07:03:33.962508Z",
                    "number": "16",
                    "summary": "NCSC Score updated."
                }
            ],
            "status": "interim",
            "version": "16"
        }
    },
    "product_tree": {
        "branches": [
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<9.2.2d|>=10.0.0|<=10.0.0a1",
                                "product": {
                                    "name": "vers:unknown/<9.2.2d|>=10.0.0|<=10.0.0a1",
                                    "product_id": "CSAFPID-9562610"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=9.2.2d",
                                "product": {
                                    "name": "vers:unknown/>=9.2.2d",
                                    "product_id": "CSAFPID-9562611"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "Brocade Fabric OS"
                    }
                ],
                "category": "vendor",
                "name": "HPE"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<10.0.1",
                                "product": {
                                    "name": "vers:unknown/<10.0.1",
                                    "product_id": "CSAFPID-9535169"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "Fabric OS"
                    },
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<9.2.2d",
                                "product": {
                                    "name": "vers:unknown/<9.2.2d",
                                    "product_id": "CSAFPID-9698823",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=10.0.0|<10.0.1",
                                "product": {
                                    "name": "vers:unknown/>=10.0.0|<10.0.1",
                                    "product_id": "CSAFPID-9698824",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:o:broadcom:fabric_operating_system:*:*:*:*:*:*:*:*"
                                    }
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "fabric_operating_system"
                    }
                ],
                "category": "vendor",
                "name": "Broadcom"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:brocadefabricos/10.0.0|<=10.0.0a1",
                                "product": {
                                    "name": "vers:brocadefabricos/10.0.0|<=10.0.0a1",
                                    "product_id": "CSAFPID-9552786"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:brocadefabricos/<9.2.2d",
                                "product": {
                                    "name": "vers:brocadefabricos/<9.2.2d",
                                    "product_id": "CSAFPID-9552787"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "Fabric OS"
                    }
                ],
                "category": "vendor",
                "name": "Brocade"
            }
        ]
    },
    "vulnerabilities": [
        {
            "cve": "CVE-2026-87677",
            "cwe": {
                "id": "CWE-78",
                "name": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"
            },
            "notes": [
                {
                    "category": "description",
                    "text": "Potential security vulnerabilities in HPE Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1 could allow access restriction bypass, arbitrary code execution, escalation of privilege, buffer overflow, and other impacts.",
                    "title": "hpe - https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbst05160en_us&docLocale=en_US"
                },
                {
                    "category": "description",
                    "text": "An OS command injection vulnerability exists in the account management subsystem of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. When an administrator initiates an account deletion, the system invokes an internal maintenance routine to clean up cryptographic keys associated with the target account. Malformed account names previously accepted by Fabric OS can cause the execution of embedded shell metacharacters, triggering command injection.",
                    "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-87677"
                },
                {
                    "category": "description",
                    "text": "An OS command injection vulnerability exists in the account management subsystem of Brocade Fabric OS versions before 9.2.2d and 10.0.0 through 10.0.0a1. When an administrator initiates an account deletion, the system invokes an internal maintenance routine to clean up cryptographic keys associated with the target account. Malformed account names previously accepted by Fabric OS can cause the execution of embedded shell metacharacters, triggering command injection.",
                    "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-87677"
                },
                {
                    "category": "other",
                    "text": "0.00617",
                    "title": "EPSS"
                },
                {
                    "category": "other",
                    "text": "CVSS:4.0/AV:A/AC:L/AT:P/PR:H/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
                    "title": "CVSSV4"
                },
                {
                    "category": "other",
                    "text": "5.4",
                    "title": "CVSSV4 base score"
                },
                {
                    "category": "other",
                    "text": "5.9",
                    "title": "NCSC Score"
                },
                {
                    "category": "other",
                    "text": "The value of the most recent EPSS score, Is related to a product by vendor Broadcom, VENDOR FIX as product remediation category, Is related to an uncommon product source",
                    "title": "NCSC Score top increasing factors"
                },
                {
                    "category": "other",
                    "text": "Is related to (a version of) an uncommon product",
                    "title": "NCSC Score top decreasing factors"
                }
            ],
            "product_status": {
                "fixed": [
                    "CSAFPID-9562611"
                ],
                "known_affected": [
                    "CSAFPID-9535169",
                    "CSAFPID-9552786",
                    "CSAFPID-9552787",
                    "CSAFPID-9562610",
                    "CSAFPID-9698823",
                    "CSAFPID-9698824"
                ]
            },
            "references": [
                {
                    "category": "external",
                    "summary": "Source - ncscclear",
                    "url": "https://vulnerabilities.ncsc.nl/manual/CVE-2026-87677"
                },
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-87677"
                },
                {
                    "category": "external",
                    "summary": "Source - certbundde",
                    "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3817.json"
                },
                {
                    "category": "external",
                    "summary": "Source - cveprojectv5",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2026-87677"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss"
                },
                {
                    "category": "external",
                    "summary": "Source - hpe",
                    "url": "https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbst05160en_us&docLocale=en_US"
                },
                {
                    "category": "external",
                    "summary": "Source - ncscclear",
                    "url": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0432"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde; cveprojectv5; nvd",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39131"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3817.json"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3817"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39073"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39141"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39153"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39150"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39082"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39138"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39139"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39140"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39142"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39148"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39152"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39161"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39159"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39157"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39143"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39158"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39072"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39144"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39145"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39146"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39149"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39151"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39155"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39134"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39136"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39147"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39156"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39160"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39135"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39137"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39154"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39164"
                },
                {
                    "category": "external",
                    "summary": "Reference - certbundde",
                    "url": "https://support.broadcom.com/external/content/SecurityAdvisories/0/39163"
                }
            ],
            "remediations": [
                {
                    "category": "vendor_fix",
                    "details": "Update to version 9.2.2d or later FOS firmware for HPE B-Series products.",
                    "product_ids": [
                        "CSAFPID-9562610"
                    ]
                }
            ],
            "scores": [
                {
                    "cvss_v3": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
                        "baseScore": 6.6,
                        "baseSeverity": "MEDIUM"
                    },
                    "products": [
                        "CSAFPID-9535169",
                        "CSAFPID-9552786",
                        "CSAFPID-9552787",
                        "CSAFPID-9562610",
                        "CSAFPID-9698823",
                        "CSAFPID-9698824"
                    ]
                }
            ],
            "title": "CVE-2026-87677"
        }
    ]
}