CVE-2019-15042: JetBrains TeamCity

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

An issue was discovered in JetBrains TeamCity 2018.2.4. It had no SSL certificate validation for some external https connections. This was fixed in TeamCity 2019.1.

Affected products

• JetBrains TeamCity: version 2018.2.4 only

Published 2019-10-01. Last modified 2026-06-17.