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openSUSE Leap 16.0 Python-Pydata-Sphinx-Theme Important Bypass 2026-21231-1

opensuse
Calendar Grey July 4, 2026
Dist Opensuse Esm H88
Critical update for openSUSE users addressing a significant issue in python-pydata-sphinx-theme with a security vulnerability.
An update that solves one vulnerability and has one bug fix can now be installed.

Description

This update for python-pydata-sphinx-theme fixes the following issues:

Changes in python-pydata-sphinx-theme:

- CVE-2026-13676: fast-uri: failure to canonicalize Unicode/IDN

hostnames for HTTP-family URLs allows for bypass (bsc#1269597)

* revendor the vendored tarball with updated versions

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-packagehub-388=1

Topics%20covered

Topics Covered

security advisory important bypass OpenSUSE python-pydata-sphinx-theme CVE-2026-13676

Patch

Package List

- openSUSE Leap 16.0:

python313-pydata-sphinx-theme-0.16.1-bp160.3.1

References

* bsc#1269597

References:

* https://www.suse.com/security/cve/CVE-2026-13676.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:21231-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory important bypass OpenSUSE python-pydata-sphinx-theme CVE-2026-13676

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