Exposure of System Data to an Unauthorized Control Sphere Affecting libsoup package, versions <0:2.62.3-8.el8_10


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (15th percentile)

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  • Snyk IDSNYK-RHEL8-LIBSOUP-9804246
  • published24 Apr 2025
  • disclosed24 Apr 2025

Introduced: 24 Apr 2025

NewCVE-2025-46421  (opens in a new tab)
CWE-497  (opens in a new tab)

How to fix?

Upgrade RHEL:8 libsoup to version 0:2.62.3-8.el8_10 or higher.
This issue was patched in RHSA-2025:4560.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsoup package and not the libsoup package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in libsoup. When libsoup clients encounter an HTTP redirect, they mistakenly send the HTTP Authorization header to the new host that the redirection points to. This allows the new host to impersonate the user to the original host that issued the redirect.

CVSS Base Scores

version 3.1