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CVE-2026-0668 — MEDIUM severity vulnerability | Release Alert

CVE-2026-0668

5.3

MEDIUMCVSS v3

Published

January 7, 2026

Affected

6 projects

Assigned by

c4f26cc8-17ff-4c99-b5e2-38fc1793eacc

Severity scale

010

Description

Inefficient Regular Expression Complexity vulnerability in Wikimedia Foundation MediaWiki - VisualData Extension allows Regular Expression Exponential Blowup.This issue affects MediaWiki - VisualData Extension: 1.45.

wikimedia/mediawiki

GitHub🌻 The collaborative editing software that runs Wikipedia. Mirror from https://gerrit.wikimedia.org/g/mediawiki/core. See https://mediawiki.org/wiki/Developer_access for contributing.

= 1.45.0NVD

bitnami/mediawiki

Docker Hub🛑 DEPRECATED Bitnami Docker Image for MediaWiki

= 1.45.0NVD

More on this CVE

NVD↗GitHub Advisory↗

Docker HubMediaWiki is a free software open source wiki package written in PHP.

= 1.45.0NVD

NPMA JavaScript framework for the MediaWiki API.

= 1.45.0NVD

Python Package IndexMediaWiki Syntax to HTML

= 1.45.0NVD

Crates.ioA MediaWiki client library

= 1.45.0NVD