GHSA-3787-6prv-h9w3LowCVSS 3.9

Undici proxy-authorization header not cleared on cross-origin redirect in fetch

Published
February 16, 2024
Last Modified
March 18, 2026

🔗 CVE IDs covered (1)

📋 Description

Impact

Undici already cleared Authorization headers on cross-origin redirects, but did not clear Proxy-Authorization headers.

Patches

This is patched in v5.28.3 and v6.6.1

Workarounds

There are no known workarounds.

References

  • https://fetch.spec.whatwg.org/#authentication-entries
  • https://github.com/nodejs/undici/security/advisories/GHSA-wqq4-5wpv-mx2g

🎯 Affected products2

  • npm/undici:<= 5.28.2
  • npm/undici:>= 6.0.0, <= 6.6.0

🔗 References (9)