CVE-2026-0669

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

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

Vulnerability 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.

Vulnerability Details

Published Date

January 07, 2026

Last Modified

January 08, 2026

CWE ID

CWE-22

Source

NVD

External References

https://gerrit.wikimedia.org/r/q/Ia15bf3f2e5a341868568492a736ac3dbf706c22e
https://phabricator.wikimedia.org/T401526

CVE-2026-0669

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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