GHSA-4GXM-V5V7-FQC4 pnpm: Reserved bin name deletes PNPM_HOME during global remove

Maintainer Action Plan Maintainer Action Plan This report is ready to review with the shared patch branch. Start with the PR and the expected fixed behavior, then use the detailed exploit narrative below only if you want to replay the original path. - Advisory: CAND-PNPM-085 / GHSA-4gxm-v5v7-fqc4...

CVE-2026-55699

CVE-2026-55699 affects pnpm. Prior to versions 10.34.2 and 11.5.3, manifest bin object keys such as "", ".", and ".." could bypass the bin-name guard. In a scenario where a malicious global package is installed, downstream global remove/update/add-replacement flows could re-derive those names and...

CVE-2026-55699 pnpm: reserved bin name deletes PNPM_HOME during global remove

pnpm is a package manager. Prior to 10.34.2 and 11.5.3, Manifest bin object keys such as "", ".", and ".." passed pnpm's bin-name guard. When a malicious package was installed globally, later global remove, update, or add-replacement flows could re-derive those names from the installed manifest a...

CVE-2026-23890

A flaw was found in pnpm, a package manager. A remote attacker can exploit a path traversal vulnerability by crafting malicious npm packages. This vulnerability allows the attacker to bypass validation by using bin names starting with an "@" symbol, enabling them to create executable shims or...

CVE-2026-23890

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 nodemodules/.bin. Bin names starting with @ bypass validation, and after scope normalization, path traversal...

pnpm scoped bin name Path Traversal allows arbitrary file creation outside node_modules/.bin

Summary A path traversal vulnerability in pnpm's bin linking allows malicious npm packages to create executable shims or symlinks outside of nodemodules/.bin. Bin names starting with @ bypass validation, and after scope normalization, path traversal sequences like ../../ remain intact. Details Th...

GHSA-XPQM-WM3M-F34H pnpm scoped bin name Path Traversal allows arbitrary file creation outside node_modules/.bin

Summary A path traversal vulnerability in pnpm's bin linking allows malicious npm packages to create executable shims or symlinks outside of nodemodules/.bin. Bin names starting with @ bypass validation, and after scope normalization, path traversal sequences like ../../ remain intact. Details Th...