CVE-2026-100264

In JetBrains YouTrack before 2026.2.18991 stored SMTP server credentials could be disclosed by changing the server host

  • Published Sep 30, 2026
  • CVSS 2.7 low
  • 0.2% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-100264 at the National Vulnerability Database