Inclusion of Sensitive Information in Log Files in pnpm - #VU153399
Published: October 6, 2026
Vulnerability identifier: #VU153399
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-532
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to disclose registry usernames and passwords.
The vulnerability exists due to inclusion of sensitive information in warning output when reporting ignored project .npmrc registry and authentication settings. A local user can read warnings containing credentials from URL-scoped configuration keys to disclose registry usernames and passwords.
The exposed credentials are embedded in the URL portion of a configuration key, such as //user:password@registry.example.com/:_authToken.
Affected software
pnpm
Remediation
Install security update from vendor's website.
pnpm - addressed in versions 11.28.5, 12.10.0