{"id":"CVE-2026-93602","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-93602","summary":"rustls-webpki versions before 0.103.10 and 0.104.0-alpha.5 contain faulty CRL authority-matching logic that compares only the first distributionPoint against each CRL's IssuingDistributionPoint,…","details":"rustls-webpki versions before 0.103.10 and 0.104.0-alpha.5 contain faulty CRL authority-matching logic that compares only the first distributionPoint against each CRL's IssuingDistributionPoint, ignoring additional distributionPoints. Attackers with a compromised trusted issuing authority can present revoked certificates that pass revocation checks under UnknownStatusPolicy::Allow, or cause incorrect errors under the default deny policy.","published":"2026-09-18T14:19:11.850","modified":"2026-09-18T14:19:11.850","cvss":{"score":4.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/rustls/webpki/security/advisories/GHSA-pwjx-qhcg-rvj4"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/rustls-webpki-before-0.103.10-crl-revocation-check-bypass"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-18T14:19:11.850"}}