Vulnerability Description
pnpm is a package manager. Prior to 10.34.2 and 11.5.3, the generic peer-suffix normalizer also stripped parenthesized text from git, URL, tarball, file, and other opaque locators. Approval for one source string could therefore authorize a different attacker-controlled source whose locator normalized to the same value. This vulnerability is fixed in 10.34.2 and 11.5.3.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/pnpm/pnpm/security/advisories/GHSA-5wx6-mg75-v57r
- https://github.com/pnpm/pnpm/security/advisories/GHSA-5wx6-mg75-v57r
FAQ
What is CVE-2026-55487?
CVE-2026-55487 is a vulnerability with a CVSS score of 7.5 (HIGH). pnpm is a package manager. Prior to 10.34.2 and 11.5.3, the generic peer-suffix normalizer also stripped parenthesized text from git, URL, tarball, file, and other opaque locators. Approval for one so...
How severe is CVE-2026-55487?
CVE-2026-55487 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-55487?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.