SUSE-SU-2026:2854-2: moderate: Security update for python-urllib3

[SLE-UPDATES]

# Security update for python-urllib3

Announcement ID: SUSE-SU-2026:2854-2  
Release Date: 2026-07-16T02:26:06Z  
Rating: moderate  
References:

  * bsc#1254867
  * bsc#1270365

  
Cross-References:

  * CVE-2025-66471

  
CVSS scores:

  * CVE-2025-66471 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-66471 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-66471 ( NVD ):  8.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/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-2025-66471 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * 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 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 for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

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

## Description:

This update for python-urllib3 fixes the following issue

  * Regression introduced by CVE-2025-66471 fix during file download with pySSL
    (bsc#1270365).

## 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:

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2854=1

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2854=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-2854=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-2854=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2854=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2854=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-2854=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2854=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2854=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-2854=1

## Package List:

  * SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
    * python3-urllib3-1.25.10-150300.4.30.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-66471.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1254867
  * https://bugzilla.suse.com/show_bug.cgi?id=1270365

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