CVE-2026-86500: JetBrains Youtrack

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

In JetBrains YouTrack before 2026.1.14047 a missing escalation check let a user with project update permissions grant themselves Project Admin

Affected products

• JetBrains Youtrack: before 2026.1.14047 (fixed in 2026.1.14047)

Published 2026-09-07. Last modified 2026-09-08.