Information Exposure Affecting libsoup2-devel package, versions <2.74.3-150600.4.42.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.23% (13th percentile)

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  • Snyk IDSNYK-SLES157-LIBSOUP2DEVEL-21161432
  • published17 Oct 2026
  • disclosed16 Oct 2026

Introduced: 16 Oct 2026

NewCVE-2026-12547  (opens in a new tab)
CWE-201  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 libsoup2-devel to version 2.74.3-150600.4.42.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsoup2-devel package and not the libsoup2-devel package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

SoupAuthManager caches proxy authentication credentials without scoping them to the proxy authority (host:port). When the proxy configuration changes (e.g., via system settings or WPAD), cached Proxy-Authorization headers from the previous proxy are sent to the new proxy, leaking credentials.

CVSS Base Scores

version 3.1