{"affected":[{"defaultStatus":"unaffected","ecosystem":"github","packageName":"WWBN/AVideo","product":"AVideo","source":"CNA: VulnCheck","vendor":"WWBN","versions":[{"lessThanOrEqual":"29.7.1","status":"affected","version":"14.3","versionType":"custom"}]}],"cveId":"CVE-2026-126806","cwes":["CWE-79"],"description":"WWBN AVideo 14.3 through 29.7.1 contains a stored cross-site scripting vulnerability that allows uploaders to inject scripts via the videoDownloadedLink value stored unescaped through objects/aVideoEncoder.json.php. Attackers can embed event-handler payloads in the URL host rendered as a Source tag in view/managerVideos_body.php, executing in administrator sessions to install plugin archives containing PHP.","epss":{"date":"2026-11-13","percentile":0.30254,"score":0.0036},"exploits":[{"kind":"exploit","source":"ADP: CISA-ADP","url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-2qq6-qfcq-jmr9"}],"kev":null,"metrics":[{"score":9.3,"severity":"critical","source":"CNA: VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N","version":"4.0"},{"score":8.7,"severity":"high","source":"CNA: VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","version":"3.1"},{"score":9.3,"severity":"critical","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":8.7,"severity":"high","source":"NVD: disclosure@vulncheck.com","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","version":"3.1"}],"modifiedAt":1794592114218,"publishedAt":1794430388751,"references":[{"source":"CNA: VulnCheck","tags":["vendor-advisory"],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-2qq6-qfcq-jmr9"},{"source":"CNA: VulnCheck","tags":["patch"],"url":"https://github.com/WWBN/AVideo/commit/da1da205608d57b1e695a7fad8288a2f5f9a0e0f"},{"source":"CNA: VulnCheck","tags":["technical-description"],"url":"https://github.com/WWBN/AVideo/blob/v29.7.1/objects/functionTags.php#L198-L221"},{"source":"CNA: VulnCheck","tags":["technical-description"],"url":"https://github.com/WWBN/AVideo/blob/v29.7.1/view/managerVideos_body.php#L1997-L2011"},{"source":"CNA: VulnCheck","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/wwbn-avideo-14.3-through-29.7.1-stored-xss-via-video-source-tag"},{"source":"ADP: CISA-ADP","tags":["exploit"],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-2qq6-qfcq-jmr9"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/WWBN/AVideo/blob/v29.7.1/objects/functionTags.php#L198-L221"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/WWBN/AVideo/blob/v29.7.1/view/managerVideos_body.php#L1997-L2011"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/WWBN/AVideo/commit/da1da205608d57b1e695a7fad8288a2f5f9a0e0f"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-2qq6-qfcq-jmr9"},{"source":"disclosure@vulncheck.com","tags":[],"url":"https://www.vulncheck.com/advisories/wwbn-avideo-14.3-through-29.7.1-stored-xss-via-video-source-tag"}],"remediation":[{"kind":"fix","source":"CNA: VulnCheck","text":"The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.","url":"https://github.com/WWBN/AVideo/commit/da1da205608d57b1e695a7fad8288a2f5f9a0e0f"}],"revision":"ee6517691d603da36c27be9ac9f2abf7bae4de252956759202af2f30149d064f","sources":[{"modifiedAt":1794592114218,"name":"CNA: VulnCheck","retrievedAt":1794593365875,"url":"https://www.cve.org/CVERecord?id=CVE-2026-126806"},{"modifiedAt":1794431804747,"name":"NVD","retrievedAt":1794443546337,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126806"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794593395618,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-126806"}],"ssvc":{"assessedAt":1794592073277,"automatable":"no","exploitation":"poc","source":"ADP: CISA-ADP","technicalImpact":"total"},"status":"published","title":"WWBN AVideo 14.3 through 29.7.1 Stored XSS via Video Source Tag","updatedAt":1794593395618}