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CVE-20XX-?

CVE-2026-64804

8.4 HIGH 0.2% exploit odds Fix listed Code execution

What it is

In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via project-local linter tooling

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2026-07-23 12:18 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-24 13:10 UTC Last updatedMost recent change to the record

Details

Published: 2026-07-23 12:18 UTC
Last modified: 2026-10-24 13:10 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-829
Record status: Analyzed

Affected

Jetbrains Webstorm < 2026.2.0

Attack profile CVSS 3.1 · 8.4

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Meme: I wake up, CVE-2026-64804

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Fix and advisories

https://www.jetbrains.com/privacy-security/issues-fixed/

References

https://www.jetbrains.com/privacy-security/issues-fixed/

NVD record · CVE.org record