CVE-2026-0668
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2026-01-07

Last updated on: 2026-02-24

Assigner: wikimedia-foundation

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.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-01-07
Last Modified
2026-02-24
Generated
2026-06-16
AI Q&A
2026-01-07
EPSS Evaluated
2026-06-14
NVD
CVE-2026-0668
EUVD
EUVD-2026-1176
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
wikisphere visualdata *
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-1333 The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

This vulnerability is an Inefficient Regular Expression Complexity issue in the Wikimedia Foundation MediaWiki - VisualData Extension. It allows a Regular Expression Exponential Blowup, meaning that certain regular expressions used in the extension can cause excessive processing time or resource consumption when handling specific inputs.

Impact Analysis

The vulnerability can lead to performance degradation or denial of service by causing the system to consume excessive resources when processing crafted inputs that trigger the exponential blowup in regular expression evaluation.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-0668. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart