HIGHnpm

urllib's cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage

urllib's cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage

CVE-2026-55553Published 1 week agoUpdated 1 week agoSource: OSV

Affected packages

  • urllib

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
EPSS percentile

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.

urllib's cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage | HackTribune