CVE-2026-64807

EUVD-2026-48232
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
JetBrainsCNA
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
jetbrainswebstorm
𝑥
< 2026.2
CNA
Common Weakness Enumeration
References
https://www.jetbrains.com/privacy-security/issues-fixed/