An issue was discovered in JetBrains TeamCity 2018.2.4. The TeamCity server was not using some security-related HTTP headers. The issue was fixed in TeamCity 2019.1.
https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/
Source: Mitre, NVD
Published: 2019-10-01
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity: High
EPSS: 0.00004