Vulnerability Description
In JetBrains TeamCity before 2026.1.3, 2025.11.7 unauthenticated remote code execution was possible via the agent polling protocol
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Jetbrains | Teamcity | < 2025.11.7 |
Related Weaknesses (CWE)
References
- https://www.jetbrains.com/privacy-security/issues-fixed/Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-US Government Resource
FAQ
What is CVE-2026-63077?
CVE-2026-63077 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In JetBrains TeamCity before 2026.1.3, 2025.11.7 unauthenticated remote code execution was possible via the agent polling protocol
How severe is CVE-2026-63077?
CVE-2026-63077 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-63077?
Check the references section above for vendor advisories and patch information. Affected products include: Jetbrains Teamcity.