CVE-2026-100379— Cross-request disclosure of CentralAuth cookies in Wikipedia Android App
Quick assessment
Affected
Wikimedia Foundation Wikipedia Android App
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Wikipedia Android 应用程序中存在向未经授权的主体暴露敏感信息的漏洞，可导致访问、拦截或修改 HTTP Cookie。 此问题影响 Wikipedia Android 应用程序：主分支。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud StorageAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Wikimedia Foundation | Wikipedia Android App | main |
affected |
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I. Basic Information for CVE-2026-100379
Vulnerability Information
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Vulnerability Title
Cross-request disclosure of CentralAuth cookies in Wikipedia Android App
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Wikimedia Foundation | Wikipedia Android App | main | - |
|
II. Public POCs for CVE-2026-100379
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2026-100379 (2)
Same Patch Batch · Wikimedia Foundation · 2026-09-25 · 8 CVEs total
| CVE-2026-100382 | 10.0 CRITICAL | Unauthenticated remote code execution through wikitext in ExternalData |
| CVE-2026-100377 | 6.9 MEDIUM | Revision-deleted pages can be viewed through WikiLambda's action=edit and Special:ViewAbst |
| CVE-2026-100381 | 5.3 MEDIUM | UploadWizard Flickr collection and set titles allow DOM XSS |
| CVE-2026-100380 | 5.3 MEDIUM | Reflected XSS in Wikibase Special:SetLabel language validation |
| CVE-2026-100378 | 5.3 MEDIUM | Missing permission check in the Translate sandbox doRemind action |
| CVE-2026-100383 | 4.8 MEDIUM | Stored i18n XSS in WikiLambda's VisualEditor integration |
| CVE-2026-100376 | 4.8 MEDIUM | TemplateSandbox can be abused for XSS by asking another user to preview a page with a cert |
IV. Related Vulnerabilities
Same vendor: Wikimedia Foundation
-
CVE-2026-102796
Unauthenticated SQL injection in UserPageViewTracker via fil -
CVE-2026-100245
Stored XSS on Wikibase Special:SetSiteLink via unescaped sys -
CVE-2026-100244
CentralAuth exposes locally suppressed block information via -
CVE-2026-100243
Stored XSS in WikiSEO author and image properties on action= -
CVE-2026-100242
DataTransfer depends on phpspreadsheet version vulnerable to
Same weakness: CWE-200
-
CVE-2026-100244
CentralAuth exposes locally suppressed block information via -
CVE-2026-100241
Private change tags exposed to anonymous users via revision- -
CVE-2026-100286
CVE-2026-100286 -
CVE-2026-22101
Sensitive information leak through hidden menu -
CVE-2026-101092
SiYuan before v3.8.4 Information Disclosure via getCurrentAt
V. Comments for CVE-2026-100379
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