CVE-2026-64807

Published Jul 23, 2026 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Arbitrary Code Execution via Linter Configuration in JetBrains WebStorm
Type Values Removed Values Added
Title Arbitrary Code Execution via Linter Configuration in JetBrains WebStorm
Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains webstorm
Vendors & Products Jetbrains
Jetbrains webstorm
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
Weaknesses CWE-829
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
JetBrains
Published
Updated
Jul 24, 2026, 3:56 AM
Reserved
Jul 20, 2026, 6:20 PM
Status
Analyzed
Published
Jul 23, 2026, 12:18 PM
Modified
Oct 24, 2026, 1:10 PM