CVE-2026-49373
HighUpdated
Published: 29 May 2026
Published
29 May 2026
Modified
17 June 2026
KEV Added
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Patch
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CVSS Score v3.1
7.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
EPSS Score
0.0041
33.0th percentile
Summary
CVE-2026-49373 is a high-severity Argument Injection (CWE-88) vulnerability in Jetbrains Teamcity. Its CVSS base score is 7.1 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 33.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-33381
Vulnerability details
In JetBrains TeamCity before 2026.1 remote code execution was possible via Perforce connection settings
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
Why these techniques?
RCE via argument injection in Perforce settings of public-facing TeamCity server directly matches exploitation of public-facing applications.
Confidence: HIGH · MITRE ATT&CK Enterprise v19.0
Affected Assets
jetbrains
teamcity
≤ 2026.1
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.