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openSUSE python-urllib3 Moderate Security Fix CVE-2025-66471

opensuse
Calendar Grey July 13, 2026
Dist Opensuse Esm H88
An update for openSUSE addresses a moderate flaw in python-urllib3, resolving the file download issue linked to CVE-2025-66471.
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

## 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 Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-2854=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-2854=1

* openSUSE Leap 15.3

zypper in -t patch SUSE-2026-2854=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-2854=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-2854=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-2854=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2026-2854=1

Package List

* Basesystem Module 15-SP7 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

* SUSE Linux Enterprise Micro 5.5 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

* SUSE Linux Enterprise Micro for Rancher 5.3 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

* SUSE Linux Enterprise Micro 5.3 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

* SUSE Linux Enterprise Micro for Rancher 5.4 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

* SUSE Linux Enterprise Micro 5.4 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

* openSUSE Leap 15.3 (noarch)

* python3-urllib3-1.25.10-150300.4.30.1

References

* bsc#1254867

* bsc#1270365

## 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

Severity
moderate
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2854-1
Release Date: 2026-07-10T17:58:58Z
Affected Products: * Basesystem Module 15-SP7 * openSUSE Leap 15.3 * SUSE Linux Enterprise Desktop 15 SP7 * 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 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

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