What is GHSA-6hq9-538r-6p54?

GHSA-6hq9-538r-6p54 is a security advisory published by GitHub Security Advisories with High severity. In JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8 sandbox escape leading to code...

Which CVE IDs does GHSA-6hq9-538r-6p54 cover?

GHSA-6hq9-538r-6p54 covers the following CVE IDs: CVE-2026-100253. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-6hq9-538r-6p54?

GHSA-6hq9-538r-6p54 has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-6hq9-538r-6p54HighCVSS 8.8

In JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8 sandbox escape leading to code...

Vendor

GitHub Security Advisories

Published

September 30, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-100253 →

📋 Description

In JetBrains TeamCity before 2026.2, 2026.1.4, 2025.11.8 sandbox escape leading to code execution was possible via the versioned settings Kotlin DSL

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-100253
https://www.jetbrains.com/privacy-security/issues-fixed
https://github.com/advisories/GHSA-6hq9-538r-6p54