{"id":"CVE-2022-23527","state":"PUBLISHED","title":"Open Redirect in oidc_validate_redirect_url()","description":"mod_auth_openidc is an OpenID Certified™ authentication and authorization module for the Apache 2.x HTTP server. Versions prior to 2.4.12.2 are vulnerable to Open Redirect. When providing a logout parameter to the redirect URI, the existing code in oidc_validate_redirect_url() does not properly check for URLs that start with /\\t, leading to an open redirect. This issue has been patched in version 2.4.12.2. Users unable to upgrade can mitigate the issue by configuring mod_auth_openidc to only allow redirection when the destination matches a given regular expression with OIDCRedirectURLsAllowed.","publishedAt":"2022-12-14T17:22:30.105Z","updatedAt":"2025-04-18T14:23:56.649Z","severity":{"score":4.7,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["zmartzone mod_auth_openidc"],"affected":[{"vendor":"zmartzone","product":"mod_auth_openidc","versions":[{"version":"< 2.4.12.2","status":"affected"}]}],"references":["https://github.com/zmartzone/mod_auth_openidc/security/advisories/GHSA-q6f2-285m-gr53","https://github.com/zmartzone/mod_auth_openidc/blob/v2.4.12.1/auth_openidc.conf#L975-L984","https://lists.debian.org/debian-lts-announce/2023/07/msg00020.html"],"weaknesses":["CWE-601"],"ingestedAt":"2026-10-29T19:49:40.939Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/23xxx/CVE-2022-23527.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-23527","state":"PUBLISHED","datePublished":"2022-12-14T17:22:30.105Z","dateUpdated":"2025-04-18T14:23:56.649Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","requesterUserId":"c184a3d9-dc98-4c48-a45b-d2d88cf0ac74","dateReserved":"2022-01-19T21:23:53.784Z"},"containers":{"cna":{"title":"Open Redirect in oidc_validate_redirect_url()","descriptions":[{"lang":"en","value":"mod_auth_openidc is an OpenID Certified™ authentication and authorization module for the Apache 2.x HTTP server. Versions prior to 2.4.12.2 are vulnerable to Open Redirect. When providing a logout parameter to the redirect URI, the existing code in oidc_validate_redirect_url() does not properly check for URLs that start with /\\t, leading to an open redirect. This issue has been patched in version 2.4.12.2. 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