SUSE-SU-2026:1820-1: important: Security update for python-Mako

[SLE-UPDATES]

# Security update for python-Mako

Announcement ID: SUSE-SU-2026:1820-1  
Release Date: 2026-05-12T08:00:01Z  
Rating: important  
References:

  * bsc#1262716

  
Cross-References:

  * CVE-2026-41205

  
CVSS scores:

  * CVE-2026-41205 ( SUSE ):  7.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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-2026-41205 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-41205 ( NVD ):  7.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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-2026-41205 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

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

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-Mako fixes the following issue:

  * CVE-2026-41205: Prior to 1.3.11, TemplateLookup.get_template() is vulnerable
    to path traversal (bsc#1262716).

## 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 High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1820=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1820=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1820=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1820=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1820=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1820=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1820=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1820=1

## Package List:

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
    * python3-Mako-1.0.7-150000.3.6.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
    * python3-Mako-1.0.7-150000.3.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-41205.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1262716

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