Resource exhaustion in pnpm - #VU153393
Published: October 6, 2026
Vulnerability identifier: #VU153393
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to consume excessive memory during package installation.
The vulnerability exists due to unbounded memory consumption in package download handling when downloading large packages for installation. A remote attacker can supply an excessively large package download to consume excessive memory during package installation.
Affected software
pnpm
Remediation
Install security update from vendor's website.
pnpm - addressed in versions 11.28.5, 12.10.0