CVE-2026-106218
High
Description
In JetBrains TeamCity before 2026.1.3 2025.11.7 kotlin DSL sandbox escape leading to RCE on the server was possible
SeverityHigh
CVSS8.8
Exploit probability—
Product
Jetbrains Teamcity
PublishedOct 6, 2026
First seenOct 6, 2026
Weakness typeCWE-184CWE-184
How to fix
Update
- jetbrains teamcity2025.11.7, 2026.1.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jetbrains teamcity | v < 2025.11.7, 2026.1.1 ≤ v < 2026.1.3 | 2025.11.7, 2026.1.3 |
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