CVE-2026-64807
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied...
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
- Record
CVE-2026-64807- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-829
- Updated
- 2026-11-02
EUVDEUVD-2026-48232
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
- Record
EUVD-2026-48232- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r7gx-4q54-2wrv
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied...
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
- Record
GHSA-r7gx-4q54-2wrv- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-829
- Updated
- 2026-11-02
NVD
In JetBrains WebStorm before 2026.2 arbitrary code execution was possible via a project-supplied linter configuration
- Record
CVE-2026-64807- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-829
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-64807 is a high vulnerability (CVSS 7.8) in Jetbrains Webstorm, published July 23, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 8th percentile. No source names a fixed version.