CVE-2026-100379: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor in Wikimedia Foundation Wikipedia Android App
CVE-2026-100379 is a medium severity vulnerability in the Wikimedia Foundation Wikipedia Android App that allows unauthorized actors to access, intercept, or modify HTTP cookies. This exposure of sensitive information could potentially impact user privacy. The vulnerability does not require privileges or user interaction beyond what is typical for the app. No specific affected versions or patches have been disclosed.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-200, involves the exposure of sensitive information through HTTP cookies in the Wikipedia Android App by Wikimedia Foundation. The CVSS 4.0 base score is 5.3, indicating a medium severity issue with network attack vector, low complexity, no privileges required, and user interaction needed. The vulnerability allows unauthorized access to HTTP cookies, which may lead to privacy concerns. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
Unauthorized actors may access, intercept, or modify HTTP cookies used by the Wikipedia Android App, potentially exposing sensitive user information. This could affect user privacy but does not indicate direct code execution or system compromise. The impact is limited to information disclosure.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should exercise caution when using the Wikipedia Android App on untrusted networks and avoid sensitive transactions. Monitor official Wikimedia Foundation channels for updates.
CVE-2026-100379: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor in Wikimedia Foundation Wikipedia Android App
Description
CVE-2026-100379 is a medium severity vulnerability in the Wikimedia Foundation Wikipedia Android App that allows unauthorized actors to access, intercept, or modify HTTP cookies. This exposure of sensitive information could potentially impact user privacy. The vulnerability does not require privileges or user interaction beyond what is typical for the app. No specific affected versions or patches have been disclosed.
CVSS v4.0
Score 5.3medium
Affected software
Wikimedia Foundation
Wikipedia Android App
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-200, involves the exposure of sensitive information through HTTP cookies in the Wikipedia Android App by Wikimedia Foundation. The CVSS 4.0 base score is 5.3, indicating a medium severity issue with network attack vector, low complexity, no privileges required, and user interaction needed. The vulnerability allows unauthorized access to HTTP cookies, which may lead to privacy concerns. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
Unauthorized actors may access, intercept, or modify HTTP cookies used by the Wikipedia Android App, potentially exposing sensitive user information. This could affect user privacy but does not indicate direct code execution or system compromise. The impact is limited to information disclosure.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, users should exercise caution when using the Wikipedia Android App on untrusted networks and avoid sensitive transactions. Monitor official Wikimedia Foundation channels for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- wikimedia-foundation
- Date Reserved
- 2026-09-25T19:28:11.982Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ab6e198f7a7c5410648d4d4
Added to database: 09/25/2026, 21:03:20 UTC
Last enriched: 09/25/2026, 21:17:46 UTC
Last updated: 09/25/2026, 21:28:57 UTC
Views: 5
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