CVE-2026-86491

In JetBrains YouTrack before 2026.2.18634 stored XSS was possible via project and organization icon uploads

  • Published Sep 7, 2026
  • CVSS 3.5 low
  • 0.2% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-86491 at the National Vulnerability Database