CVE-2021-25765: JetBrains Youtrack

High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days.

In JetBrains YouTrack before 2020.4.4701, CSRF via attachment upload was possible.

Affected products

• JetBrains Youtrack: before 2020.4.4701 (fixed in 2020.4.4701)

Published 2021-02-03. Last modified 2026-06-17.