CVE-2025-54530: JetBrains TeamCity · CWE-276
Affects JetBrains TeamCitySource CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 9% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 28 Jul 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| JetBrains TeamCity | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2025-54530, organizations should immediately plan to upgrade to JetBrains TeamCity version 2025.07 or later once the patch is released. In the interim, administrators should conduct a thorough audit of directory permissions within the TeamCity installation and runtime directories, ensuring that only authorized users and processes have write or modify access. Implement strict access controls following the principle of least privilege, restricting local user permissions on the TeamCity server. Employ file integrity monitoring to detect unauthorized changes to critical directories and files. Additionally, isolate the TeamCity server within a secure network segment with limited user access to reduce the risk of local exploitation. Regularly review user accounts and remove unnecessary privileges, especially for users with local access. Monitoring logs for unusual activity related to file system changes or privilege escalations can provide early detection of exploitation attempts. Finally, educate development and operations teams about the risks of privilege escalation vulnerabilities and the importance of secure configuration management.
Description
In JetBrains TeamCity before 2025.07 privilege escalation was possible due to incorrect directory permissions