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openSUSE Leap 16.0 Python-dotenv Moderate File Overwrite Vuln 2026-20952-1

opensuse
Calendar Grey June 15, 2026
Dist Opensuse Esm H88
Update addresses a moderate security issue in python-dotenv for openSUSE, preventing local attacks via symlinks.
An update that solves one vulnerability and has one bug fix 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 openSUSE security 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 16.0

zypper in -t patch openSUSE-Leap-16.0-918=1

Topics%20covered

Topics Covered

security advisory moderate local attack symlink overwrite OpenSUSE python-python-dotenv

Patch

Package List

- openSUSE Leap 16.0:

python313-python-dotenv-1.1.0-160000.3.1

References

* bsc#1262423

References:

* https://www.suse.com/security/cve/CVE-2026-28684.html

Severity
moderate
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:20952-1
Rating: moderate
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory moderate local attack symlink overwrite OpenSUSE python-python-dotenv

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