CVE-2023-43566: JetBrains TeamCity

Medium severity, CVSS 5.4. EPSS: 1% chance of exploitation in the next 30 days.

In JetBrains TeamCity before 2023.05.4 stored XSS was possible during nodes configuration

Affected products

• JetBrains TeamCity: before 2023.05.4 (fixed in 2023.05.4)

Published 2023-09-19. Last modified 2026-06-17.