CVE-2026-64804: High severity JetBrains WebStorm vulnerability
Published Jul 23, 2026
·Updated
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via project-local linter tooling
Affected Software
2 affected components
JetBrains WebStorm<2026.2
JetBrains WebStorm<2026.2.0
Event History
Jul 23, 2026
CVE Published
via MITRE·11:36 AM
Data Sourced
via MITRE·11:36 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·12:18 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-64804?
CVE-2026-64804 has a severity rating of 8.4, classifying it as high risk.
2
What type of vulnerability is CVE-2026-64804?
CVE-2026-64804 is an arbitrary code execution vulnerability found in JetBrains WebStorm.
3
How do I fix CVE-2026-64804?
To fix CVE-2026-64804, update JetBrains WebStorm to version 2026.2 or later.
4
What software is affected by CVE-2026-64804?
CVE-2026-64804 affects JetBrains WebStorm versions prior to 2026.2.
5
When was CVE-2026-64804 published?
CVE-2026-64804 was published on July 23, 2026.