Security update for python-urllib3

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