{"id":"CVE-2026-69091","summary":"Admidio before 5.0.11 Authentication Bypass via forum.php","details":"Admidio before 5.0.11 contains an authentication bypass vulnerability in the forum module when configured in login-only mode. The access control logic in modules/forum.php fails to validate the login-only configuration state, allowing unauthenticated attackers to read forum topics and posts by directly accessing the module with read-only parameters.","aliases":["GHSA-cf48-6jrq-gjcm"],"modified":"2026-08-04T05:34:32.432294492Z","published":"2026-08-03T13:20:44.998Z","database_specific":{"cwe_ids":["CWE-306"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/69xxx/CVE-2026-69091.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/Admidio/admidio/security/advisories/GHSA-cf48-6jrq-gjcm"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/69xxx/CVE-2026-69091.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-69091"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/admidio-before-authentication-bypass-via-forum-php"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/admidio/admidio","events":[{"introduced":"0"},{"fixed":"a3b276bd82f7533bcddf0059f561facaf050a9aa"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"5.0.11"}],"source":"AFFECTED_FIELD"}}],"versions":["v5.0-Beta.1","v4.3-Beta.1","v4.1-Beta.2","v4.0-Beta.1","v3.2-Beta.1","v3.1.5","v3.0.6","3.0-Beta.3","3.0-Beta.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-69091.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}]}