SUSE-SU-2026:22118-1: moderate: Security update for python-python-dotenv

[SLE-SECURITY-UPDATES]

# Security update for python-python-dotenv

Announcement ID: SUSE-SU-2026:22118-1  
Release Date: 2026-06-11T12:44:16Z  
Rating: moderate  
References:

  * bsc#1262423

  
Cross-References:

  * CVE-2026-28684

  
CVSS scores:

  * CVE-2026-28684 ( SUSE ):  5.2
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-28684 ( SUSE ):  6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H
  * CVE-2026-28684 ( NVD ):  6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for python-python-dotenv fixes the following issue:

  * CVE-2026-28684: Prior to version 1.2.2, `set_key()` and `unset_key()` in
    python-dotenv follow symbolic links when rewriting `.env` files, allowing a
    local attacker to overwrite arbitrary files via a crafted symlink
    (bsc#1262423).

## 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 16.0  
    zypper in -t patch SUSE-SLES-16.0-918=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-918=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (noarch)
    * python313-python-dotenv-1.1.0-160000.3.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    * python313-python-dotenv-1.1.0-160000.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-28684.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1262423

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