{"id":"EM-20261109-V8IU","url":"https://cyber.eventmonitor.net/incident/EM-20261109-V8IU/traq-vulnerability-cve-2026-63197/","type":"cve","title":"traQ Vulnerability (CVE-2026-63197)","subtitle":"CVE-2026-63197","subject":"CVE-2026-63197","status":"Developing","severity":"high","affected":[],"headline":null,"born":"2026-11-09T20:52:49.000Z","firstSignal":"2026-11-03T19:18:08.907Z","lastSignal":"2026-11-09T20:52:49.000Z","updated":"2026-11-09T20:54:22.269Z","revision":1,"life":[{"status":"Born","at":"2026-11-09T20:52:49.000Z","why":"second independent source: C26 GitHub Advisory Database"},{"status":"Developing","at":"2026-11-09T20:52:49.000Z","why":"signals keep joining"}],"changeLog":[{"at":"2026-11-03T19:18:08.907Z","what":"First signal: C6 NVD CVE API 2.0"},{"at":"2026-11-09T20:52:49.000Z","what":"Born: second source, C26 GitHub Advisory Database. Page EM-20261109-V8IU created."}],"stages":[{"name":"Disclosed","at":"2026-11-03T19:18:08.907Z","detail":"C6 NVD published"},{"name":"Scored","at":"2026-11-03T19:18:08.907Z","detail":"CVSS 7.3 · EPSS 0.3%"},{"name":"Exploited","at":null,"detail":"No exploitation reported"},{"name":"Advisories","at":null,"detail":"None yet"},{"name":"Vendor Response","at":null,"detail":"None in sources yet"},{"name":"Resolved","at":null,"detail":"After 14 quiet days"}],"signals":[{"at":"2026-11-03T19:18:08.907Z","source":"C6","sourceName":"NVD CVE API 2.0","role":"Database","severity":3,"title":"CVE-2026-63197 (CVSS 7.3)","text":"traQ is a messenger application built for Digital Creators Club traP. Prior to 3.28.3, instances configured with TRAQ_STORAGE_TYPE=local can return user-uploaded SVG or HTML content from the /files/{fileId} retrieval endpoint for direct browser rendering. An attacker with file-upload capability can provide crafted active content and induce another user to open its file URL, causing attacker-controlled JavaScript to execute in the victim's browser. This issue is fixed in version 3.28.3.","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63197"},{"at":"2026-11-09T20:52:49.000Z","source":"C26","sourceName":"GitHub Advisory Database","role":"Database","severity":3,"title":"GHSA-p74g-f95m-7fx7 / CVE-2026-63197: traQ: XSS in the User Uploaded File Retrieval API","text":"go:github.com/traPtitech/traQ","url":"https://github.com/advisories/GHSA-p74g-f95m-7fx7"}],"crowd":[],"reference":{"nvd":{"published":"2026-11-03T19:18:08.907","score":7.3,"severity":"HIGH","desc":"traQ is a messenger application built for Digital Creators Club traP. Prior to 3.28.3, instances configured with TRAQ_STORAGE_TYPE=local can return user-uploaded SVG or HTML content from the /files/{fileId} retrieval endpoint for direct browser rendering. An attacker with file-upload capability…","product":"","seen":1793803438877},"kev":null,"epss":{"epss":0.00286,"pct":0.21294,"at":1793803438877},"p0":false},"mergedInto":null,"publisher":"Event Monitor Cyber"}