CVE-2025-52879
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
- Record
CVE-2025-52879- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79, CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-19035
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
- Record
EUVD-2025-19035- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-rqjm-3cqx-rmhp
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
- Record
GHSA-rqjm-3cqx-rmhp- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
In JetBrains TeamCity before 2025.03.3 reflected XSS in the NPM Registry integration was possible
- Record
CVE-2025-52879- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-52879 is a medium vulnerability (CVSS 4.8) in Jetbrains Teamcity, published June 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.19%, the 68th percentile. No source names a fixed version.