CVE-2026-0669

HIGH

7.5

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/7/2026

Last Modified2/23/2026

Sourcenvd

Honeypot Sightings0

Affected Products

css_project:cssmediawiki:mediawiki

Weaknesses (CWE)

CWE-22

References

https://gerrit.wikimedia.org/r/q/Ia15bf3f2e5a341868568492a736ac3dbf706c22e(c4f26cc8-17ff-4c99-b5e2-38fc1793eacc)

https://phabricator.wikimedia.org/T401526(c4f26cc8-17ff-4c99-b5e2-38fc1793eacc)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.