{"id":"CVE-2026-86487","aliases":["EUVD-2026-72503","GHSA-8g79-9363-v5v2"],"status":"published","title":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only...","description":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content","severity":{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00197,"percentile":0.09504,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-09-07T16:26:44Z","modified":"2026-09-08T15:30:03Z","products":[{"vendor":"jetbrains","product":"youtrack"}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86487"},{"url":"https://www.jetbrains.com/privacy-security/issues-fixed"},{"url":"https://github.com/advisories/GHSA-8g79-9363-v5v2"}],"sources":{"cve":[{"id":"CVE-2026-86487","description":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content","status":"published","published":"2026-09-07T16:26:44.226Z","modified":"2026-09-08T10:35:03.009Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T13:49:53.818886Z"}],"euvd":[{"id":"EUVD-2026-72503","description":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content","status":"published","published":"2026-09-07T16:26:44Z","modified":"2026-09-08T10:35:03Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"updated_at":"2026-11-02T17:28:29.861344Z"}],"ghsa":[{"id":"GHSA-8g79-9363-v5v2","title":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only...","description":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content","status":"published","published":"2026-09-07T18:31:32Z","modified":"2026-09-07T18:31:37Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:11:27.182088Z"}],"nvd":[{"id":"CVE-2026-86487","description":"In JetBrains YouTrack before 2026.2.18634 a crafted WebSocket message allowed read-only whiteboard users to modify canvas content","status":"published","published":"2026-09-07T17:17:26.947Z","modified":"2026-09-08T15:30:03.247Z","cvss":[{"version":"3.1","score":3.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:44.436435Z"}]}}