{"id":"CVE-2026-86491","title":"In JetBrains YouTrack before 2026.2.18634 stored XSS was possible via project and organization icon uploads","summary":"In JetBrains YouTrack before 2026.2.18634 stored XSS was possible via project and organization icon uploads","severity":"low","cvss":3.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N","cwe":["CWE-79"],"vendor":"JetBrains","product":"YouTrack","affected":["YouTrack < 2026.2.18634"],"published":"2026-09-07","updated":"2026-09-08","sourceUpdated":"2026-09-08T15:30:03.247","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86491","references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","label":"cve@jetbrains.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-08T10:14:55.967720Z"},"epss":0.00142,"epssPercentile":0.03919,"ingestedAt":"2026-09-08T15:33:26.979Z","slug":"CVE-2026-86491","body":"## Overview\n\nIn JetBrains YouTrack before 2026.2.18634 stored XSS was possible via project and organization icon uploads\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":19,"depthScoreParts":{"impact":19.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}