by Kastro
Paper/Archive/CVE-2026-65906

CVE-2026-65906

JetBrains TeamCity — In JetBrains TeamCity before 2026.1.2, 2025.11.6 сode execution via Kotlin DSL sandbox escape was possible

EPSS 0.7%CVSS 10.0
critical.is priorityof 100
40
CVSS 10.0 (NVD)10.0 / 10 × 3030.0Not in CISA KEV+300.0EPSS percentile 51.4.514 × 2010.3No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In JetBrains TeamCity before 2026.1.2, 2025.11.6 сode execution via Kotlin DSL sandbox escape was possible

Affected

ProductAffectedFixed inSource
TeamCity< 2026.1.2, 2025.11.62026.1.2, 2025.11.6CNA

Scores by source

NVD10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
JetBrains (CNA)8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refjetbrains.com/privacy-security/issues-fixed