CVE-2026-100254
HIGHCVSS 8.8/10EPSS 0.46%
Last modified
CVE-2026-100254 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8 authenticated users could execute commands on Windows servers via CRLF injection in Pipeline Git connection settings. EPSS estimates a 0.46% chance of exploitation in the next 30 days.
Description
In JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8 authenticated users could execute commands on Windows servers via CRLF injection in Pipeline Git connection settings
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jetbrains | Teamcity | < 2025.11.8 |
| Jetbrains | Teamcity | >= 2026.1, < 2026.1.4 |
References
- https://www.jetbrains.com/privacy-security/issues-fixed/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-100254?
In JetBrains TeamCity before 2026.2,
2026.1.4,
2025.11.8 authenticated users could execute commands on Windows servers via CRLF injection in Pipeline Git connection settings
How severe is CVE-2026-100254?
CVE-2026-100254 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.
How do I fix CVE-2026-100254?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-100254?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST