CVE-2026-64804

⚠️ high

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

CVSS Score

8.4

High

EPSS Score

0.1

Exploit Probability

Published Date

2026-07-23

First Seen: 2026-07-31

This CVE is High Risk - more severe than 80.2% of all 340,405 vulnerabilities in our database.

#67,540

Top 25% most severe

Severity Percentile

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Total

Complete system compromise possible

SSVC data provided by CISA

Last Modified 2026-07-28

Source NVD 🔗

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

CWE IDs (Weakness Types)

CWE-829

📦 Affected Products 1

Vendor	Product	Status	Affected Versions
jetbrains	webstorm	Affected	< 2026.2.0

Vendor Advisory

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-64805	⚠️ high	8.4	0.1	In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via project-loca...	2026-07-23
CVE-2026-64806	⚠️ high	8.4	0.1	In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via the configur...	2026-07-23
CVE-2026-64807	⚠️ high	7.8	0.1	In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration	2026-07-23
CVE-2024-52555	🔶 medium	6.3	0.0	In JetBrains WebStorm before 2024.3 code execution in Untrusted Project mode was possible via type definitions installer...	2024-11-15
CVE-2024-37051	⛔ critical	9.3	6.3	GitHub access token could be exposed to third-party sites in JetBrains IDEs after version 2023.1 and less than: IntelliJ...	2024-06-10
CVE-2021-45977	⛔ critical	9.8	0.0	JetBrains IntelliJ IDEA 2021.3.1 Preview, IntelliJ IDEA 2021.3.1 RC, PyCharm Professional 2021.3.1 RC, GoLand 2021.3.1, ...	2022-02-25

These CVEs affect the same products