CVE-2025-52878: JetBrains TeamCity

Medium severity, CVSS 4.3. EPSS: 0.4% chance of exploitation in the next 30 days.

In JetBrains TeamCity before 2025.03.3 usernames were exposed to the users without proper permissions

Affected products

• JetBrains TeamCity: before 2025.03.3 (fixed in 2025.03.3)

Published 2025-06-23. Last modified 2026-06-17.