SUSE alert SUSE-SU-2026:2119-1 (python-urllib3)

From:
             
 
OPENSUSE-SECURITY-UPDATES <null@suse.de>
To:
             
 
security-announce@lists.opensuse.org
Subject:
             
 
SUSE-SU-2026:2119-1: important: Security update for python-urllib3
Date:
             
 
Fri, 29 May 2026 20:37:30 -0000
Message-ID:
             
 
<178008705064.435.17173100909629032680@cf67f1158b88>
Archive-link:
             
 
Article
# Security update for python-urllib3

Announcement ID: SUSE-SU-2026:2119-1  
Release Date: 2026-05-29T15:34:25Z  
Rating: important  
References:

  * bsc#1265267

  
Cross-References:

  * CVE-2026-44431

  
CVSS scores:

  * 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
  * 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 ( NVD ):  8.2

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-44431 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

  
Affected Products:

  * Basesystem Module 15-SP7
  * openSUSE Leap 15.3
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-urllib3 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 SUSE 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 15.3  
    zypper in -t patch SUSE-2026-2119=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-2119=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-2119=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-2119=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-2119=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2026-2119=1

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-2119=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2119=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2119=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-2119=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-2119=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2119=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-2119=1

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2119=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2119=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-2119=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2119=1

## Package List:

  * openSUSE Leap 15.3 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Micro 5.4 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Micro 5.5 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * Basesystem Module 15-SP7 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Micro 5.3 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)
    * python3-urllib3-1.25.10-150300.4.27.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-44431.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1265267



Attachment: None (type=text/html)
(HTML attachment elided)