CVE-2026-64805: 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 package-manager 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-2026-64805?
The severity of CVE-2026-64805 is rated as high, with a CVSS score of 8.4.
2
What type of vulnerability is CVE-2026-64805?
CVE-2026-64805 is an arbitrary code execution vulnerability in JetBrains WebStorm.
3
How can I mitigate CVE-2026-64805?
To mitigate CVE-2026-64805, ensure that you update to the latest version of JetBrains WebStorm, specifically version 2026.2 or later.
4
What software is affected by CVE-2026-64805?
CVE-2026-64805 affects JetBrains WebStorm prior to version 2026.2.
5
When was CVE-2026-64805 published?
CVE-2026-64805 was published on July 23, 2026.