CVE-2026-0669
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2026-01-07

Last updated on: 2026-02-23

Assigner: wikimedia-foundation

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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-01-07
Last Modified
2026-02-23
Generated
2026-06-16
AI Q&A
2026-01-07
EPSS Evaluated
2026-06-15
NVD
CVE-2026-0669
EUVD
EUVD-2026-1175
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
css_project css *
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

This vulnerability is a Path Traversal issue in the Wikimedia Foundation MediaWiki CSS extension. It occurs because the software does not properly limit the pathname to a restricted directory, allowing an attacker to access files and directories outside the intended scope.

Impact Analysis

This vulnerability can allow an attacker to access sensitive files on the server that should be restricted, potentially leading to unauthorized information disclosure or further exploitation of the system.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-0669. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart