CVE-2026-23890
JavaScript vulnerability analysis and mitigation

pnpm is a package manager. Prior to version 10.28.1, a path traversal vulnerability in pnpm's bin linking allows malicious npm packages to create executable shims or symlinks outside of node_modules/.bin. Bin names starting with @ bypass validation, and after scope normalization, path traversal sequences like ../../ remain intact. This issue affects all pnpm users who install npm packages and CI/CD pipelines using pnpm. It can lead to overwriting config files, scripts, or other sensitive files. Version 10.28.1 contains a patch.


SourceNVD

Related JavaScript vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

GHSA-cr3w-cw5w-h3fjCRITICAL9.6
  • JavaScriptJavaScript
  • @saltcorn/server
NoYesJan 26, 2026
CVE-2026-24131MEDIUM6.7
  • JavaScriptJavaScript
  • pnpm
NoYesJan 26, 2026
CVE-2026-24056MEDIUM6.7
  • JavaScriptJavaScript
  • pnpm
NoYesJan 26, 2026
CVE-2026-23890MEDIUM6.5
  • JavaScriptJavaScript
  • pnpm
NoYesJan 26, 2026
CVE-2026-23889MEDIUM6.5
  • JavaScriptJavaScript
  • pnpm
NoYesJan 26, 2026

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