{"id":"CVE-2026-33688","aliases":["GHSA-m99f-mmvg-3xmx"],"url":"https://o3.security/vulnerability/CVE-2026-33688","summary":"AVideo has Pre-Captcha User Enumeration and Account Status Disclosure in Password Recovery Endpoint","details":"WWBN AVideo is an open source video platform. In versions up to and including 26.0, the password recovery endpoint at `objects/userRecoverPass.php` performs user existence and account status checks before validating the captcha. This allows an unauthenticated attacker to enumerate valid usernames and determine whether accounts are active, inactive, or banned — at scale and without solving any captcha — by observing three distinct JSON error responses. Commit e42f54123b460fd1b2ee01f2ce3d4a386e88d157 contains a patch.","published":"2026-03-23T18:43:59.276Z","modified":"2026-08-07T11:50:54.459280398Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"wwbn/avideo","fixedVersion":null}],"fix":{"url":"https://github.com/WWBN/AVideo/commit/e42f54123b460fd1b2ee01f2ce3d4a386e88d157","label":"WWBN/AVideo@e42f541"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33688.json"},{"type":"ADVISORY","url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-m99f-mmvg-3xmx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33688"},{"type":"FIX","url":"https://github.com/WWBN/AVideo/commit/e42f54123b460fd1b2ee01f2ce3d4a386e88d157"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:50:54.459280398Z"}}