{"id":"CVE-2026-86721","title":"AVideo through commit c3edcc274c contains an authorization bypass vulnerability where a session cookie named 'key' with value 'value' overrides the $_REQUEST['key'] parameter in saveLive.php and related endpoints","summary":"AVideo through commit c3edcc274c contains an authorization bypass vulnerability where a session cookie named 'key' with value 'value' overrides the $_REQUEST['key'] parameter in saveLive.php and related endpoints. Attackers can publish t…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-287"],"vendor":"WWBN","product":"AVideo","affected":["AVideo <= c3edcc274c389816d434acadac07ee78eaf330c1"],"published":"2026-09-08","updated":"2026-09-19","sourceUpdated":"2026-09-19T15:17:06.637","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86721","references":[{"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-5664-h9h4-3gwc","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/avideo-through-c3edcc274c-authorization-bypass-via-session-cookie","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.00495,"epssPercentile":0.39855,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-18T17:42:47.158475Z"},"ingestedAt":"2026-09-08T15:33:26.987Z","slug":"CVE-2026-86721","body":"## Overview\n\nAVideo through commit c3edcc274c contains an authorization bypass vulnerability where a session cookie named 'key' with value 'value' overrides the $_REQUEST['key'] parameter in saveLive.php and related endpoints. Attackers can publish to any user's RTMP stream without authentication by using the known constant stream key value to hijack live broadcasts.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}