---
id: CVE-2026-103440
title: >-
  Exposure of sensitive information through data queries vulnerability in The
  Wikimedia Foundation MediaWiki PageTriage extension allows Information
  Elicitation.


  This issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.
summary: >-
  Exposure of sensitive information through data queries vulnerability in The
  Wikimedia Foundation MediaWiki PageTriage extension allows Information
  Elicitation.


  This issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.
severity: low
cvss: 1.2
cvssVector: >-
  CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber
cwe:
  - CWE-202
vendor: The Wikimedia Foundation
product: MediaWiki PageTriage extension
affected:
  - mediawiki_pagetriage_extension 1.46
  - mediawiki_pagetriage_extension 1.45
  - mediawiki_pagetriage_extension 1.43
published: '2026-09-30'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T21:17:08.950'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-103440'
references:
  - url: 'https://gerrit.wikimedia.org/r/q/I4bdd5f5be95ed5d02c504784fb31da4e5de59da6'
    label: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
  - url: 'https://phabricator.wikimedia.org/T435623'
    label: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-30T18:11:07.978060Z'
cvssSource: cna
ingestedAt: '2026-09-30T18:17:24.542Z'
---

## Overview

Exposure of sensitive information through data queries vulnerability in The Wikimedia Foundation MediaWiki PageTriage extension allows Information Elicitation.

This issue affects MediaWiki PageTriage extension: 1.46, 1.45, and 1.43.

## Remediation

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