{"id":"CVE-2026-25922","summary":"authentik has a Signature Verification Bypass via SAML Assertion Wrapping","details":"authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the Encryption Certificate setting under Advanced Protocol settings configured, it was possible for an attacker to inject a malicious assertion before the signed assertion that authentik would use instead. authentik 2025.8.6, 2025.10.4, and 2025.12.4 fix this issue.","aliases":["BIT-authentik-2026-25922","GHSA-jh35-c4cc-wjm4"],"modified":"2026-08-12T03:51:38.557691406Z","published":"2026-02-12T19:38:16.850Z","database_specific":{"cwe_ids":["CWE-287","CWE-347"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25922.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/goauthentik/authentik/releases/tag/version%2F2025.10.4"},{"type":"WEB","url":"https://github.com/goauthentik/authentik/releases/tag/version%2F2025.12.4"},{"type":"WEB","url":"https://github.com/goauthentik/authentik/releases/tag/version%2F2025.8.6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/25xxx/CVE-2026-25922.json"},{"type":"ADVISORY","url":"https://github.com/goauthentik/authentik/security/advisories/GHSA-jh35-c4cc-wjm4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-25922"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/goauthentik/authentik","events":[{"introduced":"0"},{"fixed":"bce6ba2afa6e021cfb5a8aa6c0e25d97fb7cf254"},{"introduced":"f2805b9b8ab423f35d6b2276e72b77594e5fb681"},{"fixed":"7b0f19465b64905b49357e10dc15abffec3737d0"},{"introduced":"56ba055857e210071519388e8a54092641b3a08d"},{"fixed":"19ad8d3ae3f266ec1096bc4461fdf6bcda1aa079"}],"database_specific":{"cpe":"cpe:2.3:a:goauthentik:authentik:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2025.8.6"},{"introduced":"2025.10.0"},{"fixed":"2025.10.4"},{"introduced":"2025.12.0"},{"fixed":"2025.12.4"}],"source":"CPE_RANGE"}}],"versions":["version/2025.8.5","version/2025.12.3","version/2025.12.2","version/2025.12.1","version/2025.12.0","version/2025.10.3","version/2025.10.2","version/2025.10.1","version/2025.10.0","version/2025.8.4","version/2025.8.3","version/2025.8.2","version/2025.8.1","version/2025.8.0","version/2025.8.0-rc7","version/2025.8.0-rc6","version/2025.8.0-rc5","version/2025.8.0-rc4","version/2025.8.0-rc3","version/2025.8.0-rc2","version/2025.8.0-rc1","version/2023.10.0","version/2023.8.2","version/2023.8.1","version/2023.8.0","version/2023.6.0","version/2023.5.1","version/2023.2.1","version/2022.12.1","version/2022.12.0","version/2022.10.1","version/2022.9.0","version/2022.8.2","version/2022.8.1","version/2022.7.2","version/2022.6.2","version/2022.5.2","version/2022.5.1","version/2022.4.1","version/2022.3.3","version/2022.2.1","version/2022.1.4","version/2022.1.3","version/2022.1.1","version/2021.12.5","version/2021.12.4","version/2021.12.3","version/2021.12.2","version/2021.12.1","version/2021.12.1-rc5","version/2021.12.1-rc4","version/2021.12.1-rc3","version/2021.12.1-rc2","version/2021.12.1-rc1","version/2021.10.4","version/2021.10.3","version/2021.10.1-rc3","version/2021.9.3","version/2021.9.2","version/2021.9.1","version/2021.9.1-rc3","version/2021.9.1-rc2","version/2021.9.1-rc1","version/2021.8.4","version/2021.8.3","version/2021.8.2","version/2021.8.1","version/2021.8.1-rc2","version/2021.7.1","version/2021.7.1-rc1","version/2021.6.4","version/2021.6.3","version/2021.6.1","version/2021.6.1-rc4","version/2021.6.1-rc3","version/2021.6.1-rc2","version/2021.6.1-rc1","version/2021.5.2","version/2021.5.1","version/2021.5.1-rc10","version/2021.5.1-rc9","version/2021.5.1-rc8","version/2021.4.1","version/2021.4.1-rc2","version/2021.4.1-rc1","version/2021.3.4","version/2021.3.3","version/2021.3.2","version/2021.3.1","version/2021.3.1-rc2","version/2021.3.1-rc1","version/2021.2.3-stable","version/2021.2.2-stable","version/2021.1.3-stable","version/2021.1.2-stable","version/2021.1.1-stable","version/2021.1.1-rc2","version/2021.1.1-rc1","version/0.13.3-stable","version/0.13.2-stable","version/0.13.1-stable","version/0.13.0-stable","version/0.13.0-rc4","version/0.13.0-rc3","version/0.13.0-rc2","version/0.13.0-rc1","version/0.12.11-stable","version/0.12.10-stable","version/0.12.9-stable","version/0.12.8-stable","version/0.12.7-stable","version/0.12.6-stable","version/0.12.5-stable","version/0.12.4-stable","version/0.12.3-stable","version/0.12.2-stable","version/0.12.1-stable","version/0.12.0-stable","version/0.11.0-stable","version/0.10.9-stable","version/0.10.8-stable","version/0.10.7-stable","version/0.10.6-stable","version/0.10.5-stable","version/0.10.4-stable","version/0.10.3-stable","version/0.10.2-stable","version/0.10.1-stable","version/0.10.0-stable","version/0.10.0-rc6","version/0.10.0-rc5","version/0.10.0-rc4","version/0.10.0-rc3","version/0.10.0-rc2","version/0.10.0-rc1","version/0.9.0-stable","version/0.9.0-rc2","version/0.9.0-rc1","version/0.9.0-pre7","version/0.9.0-pre6","version/0.9.0-pre5","version/0.9.0-pre4","version/0.9.0-pre3","version/0.9.0-pre2","version/0.9.0-pre1","version/0.8.15-beta","version/0.8.14-beta","version/0.8.12-beta","version/0.8.11-beta","version/0.8.10-beta","version/0.8.9-beta","version/0.8.8-beta","version/0.8.7-beta","version/0.8.6-beta","version/0.8.5-beta","version/0.8.4-beta","version/0.8.3-beta","version/0.8.2-be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