{"schema":"threatline.record/2","record":{"id":"CVE-2026-116139","aliases":["GHSA-cx46-26xc-2w7f"],"summary":"WWBN AVideo 26.0 through 29.3.0 Stored XSS via Comment Markdown Rendering","details":"WWBN AVideo 26.0 through 29.3.0 contains a stored cross-site scripting vulnerability that allows authenticated commenters to inject JavaScript because markDownToHTML() preserves event-handler attributes in leading HTML blocks. Attackers can post a comment starting with an img tag carrying an onerror handler, which bypasses the inline sanitizer and executes in viewers' browsers under the application origin.","categories":["Unclassified"],"product":"AVideo","vendor":"WWBN","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116139","source_modified_at":"2026-10-25T13:19:51.674Z","fetched_at":"2026-10-25T16:01:37.004770Z","product":"AVideo","vendor":"WWBN","versions":[{"version":"26.0","status":"affected","versionType":"custom","lessThanOrEqual":"29.3.0"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":5.1,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-25T13:19:51.674Z","modified_at":"2026-10-25T13:19:51.674Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116139","fetched_at":"2026-10-25T16:01:37.004770Z","source_modified_at":"2026-10-25T13:19:51.674Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-cx46-26xc-2w7f","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://github.com/WWBN/AVideo/commit/f13587c59346b4bf0f449273021d29b869594559","tags":["patch"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/wwbn-avideo-26.0-through-29.3.0-stored-xss-via-comment-markdown-rendering","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-25T13:19:51.674Z","content_hash":"8cb2d6aa6e078b3c9f4ff3301dfdbc5b1ec3d8765a02592aa115cc61c69f20eb"}}