CVE-2023-34228: JetBrains TeamCity

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

In JetBrains TeamCity before 2023.05 authentication checks were missing – 2FA was not checked for some sensitive account actions

Affected products

• JetBrains TeamCity: before 2023.05 (fixed in 2023.05)

Published 2023-05-31. Last modified 2026-06-17.