---
id: CVE-2026-100241
title: >-
  Exposure of Sensitive Information to an Unauthorized Actor vulnerability in
  Wikimedia Foundation Mediawiki - EventBus Extension allows Excavation.


  This issue affects Mediawiki - EventBus Extension: 1.47.0-alpha.
summary: >-
  Exposure of Sensitive Information to an Unauthorized Actor vulnerability in
  Wikimedia Foundation Mediawiki - EventBus Extension allows Excavation.


  This issue affects Mediawiki - EventBus Extension: 1.47.0-alpha.
severity: none
cwe:
  - CWE-200
vendor: Wikimedia Foundation
product: Mediawiki - EventBus Extension
affected:
  - mediawiki_-_eventbus_extension 1.47.0-alpha
published: '2026-09-29'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T17:17:01.113'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-100241'
references:
  - url: 'https://gerrit.wikimedia.org/r/q/I6d79037edc771fe9a2889c543e12cf7b1296aab8'
    label: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
  - url: 'https://phabricator.wikimedia.org/T432948'
    label: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-29T17:41:02.200Z'
---

## Overview

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Mediawiki - EventBus Extension allows Excavation.

This issue affects Mediawiki - EventBus Extension: 1.47.0-alpha.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.