CVE-2026-123321 · Package
NO FIX YET · SEE WHAT TO DO
In JetBrains WebStorm before 2026.3 and 2026.2.3, loading Grunt and Gulp tasks could execute code from an untrusted project. An attacker who gets a developer to open a crafted project can run code on the developer's machine.
first public Nov 6, 2026 · 1 source
Check it with your coding agent
It checks your repository and tells you if you’re affected, with the fix.
Developers who open projects from sources they do not fully trust in WebStorm builds before 2026.3 or 2026.2.3. Teams that only open their own trusted repositories are at lower risk. The sources do not say whether trust prompts change exposure.
Not affected if trusted-projects-only, webstorm-updated
Who cares developer-tools, grunt, gulp, jetbrains, webstorm
2026.3 and 2026.2.3; older builds are affected.2026.3 or 2026.2.3.In JetBrains WebStorm before 2026.3, 2026.2.3 code execution via Grunt and Gulp task loading was possible in untrusted projects
This page as .md · .json · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
Are you affected?
Tell InfraStack what you run. It checks this one, and every next one, against your stack.
Ask from here. InfraStack checks the affected versions against your stack and answers in your inbox.
InfraStack checks the affected versions against your stack and answers in Slack, with the evidence and the fix.