CVE-2026-59196 — pnpm: hoisted install imports lockfile alias outside node_modules

CVE-2026-59196

pnpm: hoisted install imports lockfile alias outside node_modules PUBLISHED

Description (CNA)

pnpm is a package manager. Prior to 10.34.4 and 11.7.0, a crafted lockfile alias could be joined directly under a hoisted node_modules directory. Traversal aliases could escape that directory, while reserved aliases such as .bin or .pnpm could overwrite pnpm-owned layout. This vulnerability is fixed in 10.34.4 and 11.7.0.

Affected (CNA)

Vendor / product	Versions
pnpm / pnpm	affected < 10.34.4; affected >= 11.0.0, < 11.7.0

CWE

CWE-22, CWE-73

References

https://github.com/pnpm/pnpm/security/advisories/GHSA-fr4h-3cph-29xv

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.