---
id: CVE-2026-100379
title: >-
  Exposure of Sensitive Information to an Unauthorized Actor vulnerability in
  Wikimedia Foundation Wikipedia Android App allows
  Accessing/Intercepting/Modifying HTTP Cookies.


  This issue affects Wikipedia Android App: main.
summary: >-
  Exposure of Sensitive Information to an Unauthorized Actor vulnerability in
  Wikimedia Foundation Wikipedia Android App allows
  Accessing/Intercepting/Modifying HTTP Cookies.


  This issue affects Wikipedia Android App: main.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'
cwe:
  - CWE-200
vendor: Wikimedia Foundation
product: Wikipedia Android App
affected:
  - wikipedia_android_app main
published: '2026-09-25'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T21:17:21.910'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-100379'
references:
  - url: 'https://github.com/wikimedia/apps-android-wikipedia/pull/6768'
    label: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
  - url: 'https://phabricator.wikimedia.org/T433832'
    label: c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
tags:
  - nvd
  - cve.org
cvssSource: cna
ingestedAt: '2026-09-25T21:19:40.141Z'
---

## Overview

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Wikipedia Android App allows Accessing/Intercepting/Modifying HTTP Cookies.

This issue affects Wikipedia Android App: main.

## Remediation

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