{ "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-2026-32883", "tracking": { "current_release_date": "2026-04-02T14:52:05.689141Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-32883", "initial_release_date": "2026-03-30T21:25:46.372582Z", "revision_history": [ { "date": "2026-03-30T21:25:46.372582Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1).| CWES updated (1)." }, { "date": "2026-03-30T21:25:48.170692Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-30T21:38:47.103719Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (1).| References created (1).| CWES updated (1)." }, { "date": "2026-03-30T21:38:48.542303Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-31T16:58:29.453457Z", "number": "5", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-31T16:58:34.156763Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-04-01T12:39:51.319946Z", "number": "7", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (3).| Product Identifiers created (1).| Product Remediations created (3).| References created (3).| CWES updated (1).| Vendor_assessment created." }, { "date": "2026-04-01T12:39:53.902147Z", "number": "8", "summary": "NCSC Score updated." }, { "date": "2026-04-02T14:39:57.872431Z", "number": "9", "summary": "Unknown change." }, { "date": "2026-04-02T14:40:09.530348Z", "number": "10", "summary": "NCSC Score updated." } ], "status": "interim", "version": "10" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/10", "product": { "name": "vers:rpm/10", "product_id": "CSAFPID-2858634", "product_identification_helper": { "cpe": "cpe:/o:redhat:enterprise_linux:10" } } } ], "category": "product_name", "name": "Red Hat Enterprise Linux 10" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-3010678" } } ], "category": "product_name", "name": "rust-sequoia-sq" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-3010679" } } ], "category": "product_name", "name": "rust-sequoia-sqv" } ], "category": "product_family", "name": "Red Hat Enterprise Linux 10" } ], "category": "vendor", "name": "Red Hat" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/>=3.0.0|<3.11.0", "product": { "name": "vers:unknown/>=3.0.0|<3.11.0", "product_id": "CSAFPID-5965633" } } ], "category": "product_name", "name": "botan" } ], "category": "vendor", "name": "randombit" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-32883", "cwe": { "id": "CWE-347", "name": "Improper Verification of Cryptographic Signature" }, "notes": [ { "category": "description", "text": "Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verifying the signature of the OCSP response itself. This issue has been patched in version 3.11.0.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-32883" }, { "category": "description", "text": "Botan is a C++ cryptography library. From version 3.0.0 to before version 3.11.0, during X509 path validation, OCSP responses were checked for an appropriate status code, but critically omitted verifying the signature of the OCSP response itself. This issue has been patched in version 3.11.0.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/32xxx/CVE-2026-32883.json" }, { "category": "description", "text": "A flaw was found in Botan. A remote attacker could exploit a vulnerability in the X509 path validation process where the signature of Online Certificate Status Protocol (OCSP) responses was not verified. This omission allows an attacker to provide forged OCSP responses, potentially leading to the acceptance of revoked certificates and compromising the integrity of the certificate validation.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-32883.json" }, { "category": "other", "text": "0.0002", "title": "EPSS" }, { "category": "other", "text": "4.2", "title": "NCSC Score" }, { "category": "other", "text": "There is product_remediation data available from source Redhat, There is cwe data available from source Nvd, Is related to (a version of) an uncommon product, The value of the most recent EPSS score", "title": "NCSC Score top decreasing factors" }, { "category": "details", "text": "Severity: 2\n", "title": "Vendor assessment" } ], "product_status": { "known_affected": [ "CSAFPID-5965633", "CSAFPID-2858634", "CSAFPID-3010678", "CSAFPID-3010679" ] }, "references": [ { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-32883" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/32xxx/CVE-2026-32883.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-32883.json" }, { "category": "external", "summary": "Reference - cveprojectv5; nvd; redhat", "url": "https://github.com/randombit/botan/security/advisories/GHSA-9j2j-hqmc-hf5x" }, { "category": "external", "summary": "Reference - redhat", "url": "https://www.cve.org/CVERecord?id=CVE-2026-32883" }, { "category": "external", "summary": "Reference - redhat", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-32883" } ], "remediations": [ { "category": "mitigation", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.", "product_ids": [ "CSAFPID-2858634", "CSAFPID-3010678", "CSAFPID-3010679" ] } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N", "baseScore": 6.8, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-2858634", "CSAFPID-3010678", "CSAFPID-3010679", "CSAFPID-5965633" ] } ], "title": "CVE-2026-32883" } ] }