EUVD-2026-42914
GHSA-6wf4-qp9f-c3xh
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Primary rating from Vendor (JetBrains) · only source for this CVE.
CVSS VectorVendor: JetBrains
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Lifecycle Timeline
3DescriptionCVE.org
In JetBrains TeamCity before 2026.1.2 pipeline modification was possible due to improper permission checks
AnalysisAI
Improper permission enforcement in JetBrains TeamCity before 2026.1.2 lets authenticated low-privilege users modify CI/CD pipelines they should not control, undermining build integrity and potentially exposing pipeline secrets. Reported by JetBrains itself and carrying a CVSS 8.1, the flaw is a missing-authorization issue (CWE-862) rather than a memory-safety bug. …
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Recommended ActionAI
Within 24 hours: Audit all TeamCity user role assignments and restrict pipeline modification permissions exclusively to designated administrators; document and baseline current access configurations. …
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In JetBrains TeamCity before 2023.11.4 authentication bypass allowing to perform admin actions was possible. Rated criti
In JetBrains TeamCity before 2023.05.4 authentication bypass leading to RCE on TeamCity Server was possible. Rated criti
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In JetBrains TeamCity before 2022.04.7, 2022.10.6, 2023.05.6, 2023.11.5 authentication bypass was possible in specific e
In JetBrains TeamCity before 2023.05 bypass of permission checks allowing to perform admin actions was possible. Rated c
JetBrains TeamCity before 2021.2.3 was vulnerable to OS command injection in the Agent Push feature configuration. Rated
In JetBrains TeamCity before 2021.2.1, XXE during the parsing of the configuration file was possible. Rated critical sev
In JetBrains TeamCity before 2021.1.4, GitLab authentication impersonation was possible. Rated critical severity (CVSS 9
In JetBrains TeamCity before 2021.1.3, the X-Frame-Options header is missing in some cases. Rated critical severity (CVS
In JetBrains TeamCity before 2021.1.2, permission checks in the Agent Push functionality were insufficient. Rated critic
In JetBrains TeamCity before 2021.1.2, remote code execution via the agent push functionality is possible. Rated critica
Same weakness CWE-862 – Missing Authorization
View allSame technique Authentication Bypass
View allShare
External POC / Exploit Code
Leaving vuln.today