CVE-2026-100262

In JetBrains YouTrack before 2026.2.18991 missing authorisation allowed users with read-only project access to overwrite project notification templates

  • Published Sep 30, 2026
  • CVSS 7.1 high
  • 0.2% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-100262 at the National Vulnerability Database