SUSE alert openSUSE-SU-2026:20871-1 (python-urllib3_1)

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null@suse.de
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openSUSE-SU-2026:20871-1: important: Security update for python-urllib3_1
Date:
             
 
Wed, 03 Jun 2026 17:51:18 +0200
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<20260603155118.78C6DFCE7@maintenance.suse.de>
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Article
openSUSE security update: security update for python-urllib3_1
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:20871-1
Rating: important
References:

  * bsc#1265267



Cross-References:

  * CVE-2026-44431



CVSS scores:

  * CVE-2026-44431 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-44431 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves one vulnerability and has one bug fix can now be installed.

Description:

This update for python-urllib3_1 fixes the following issue

- CVE-2026-44431: sensitive information disclosure due to sensitive headers being forwarded across
origins in proxied
  low-level redirects (bsc#1265267).


Patch instructions:

   To install this openSUSE security update use the suse recommended installation methods
   like YaST online_update or "zypper patch".
   Alternatively you can run the command listed for your product:

- openSUSE Leap 16.0

   zypper in -t patch openSUSE-Leap-16.0-859=1

Package List:

- openSUSE Leap 16.0:

  python313-urllib3_1-1.26.20-160000.4.1

References:

  * https://www.suse.com/security/cve/CVE-2026-44431.html