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Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Wikipedia Android App allows… (CVE-2026-100379)

0
Medium
Published: 09/25/2026 (09/25/2026, 21:33:03 UTC)
Source: GCVE Database

Description

A vulnerability in the Wikimedia Foundation Wikipedia Android App allows unauthorized actors to access, intercept, or modify HTTP cookies. This exposure of sensitive information could potentially lead to privacy issues or session hijacking. The vulnerability affects the main version of the Wikipedia Android App. No specific affected versions or patches are currently identified. The issue is classified as medium severity.

CVSS v4.0

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
Passive
Vuln. Confidentiality
Low
Vuln. Integrity
None
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
Scope
X
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/26/2026, 05:05:42 UTC

Technical Analysis

The Wikimedia Foundation Wikipedia Android App contains a vulnerability (CVE-2026-100379) that permits unauthorized actors to access, intercept, or modify HTTP cookies. This exposure of sensitive information is categorized under CWE-200. The vulnerability affects the main version of the app, but no detailed version information or patch availability is provided. The CVSS 4.0 vector indicates network attack vector, low complexity, no privileges required, user interaction required, and low confidentiality impact, among other factors.

Potential Impact

Unauthorized actors may gain access to sensitive HTTP cookies, which could compromise user privacy or session integrity. However, the impact is limited to confidentiality exposure without direct evidence of further exploitation or elevated privileges.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch information is available at this time.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-98hh-p26f-vxj7
Osv Schema Version
1.4.0
Aliases
["CVE-2026-100379"]
Database Specific Severity
MODERATE
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6ab74f64f7a7c54106e14e44

Added to database: 09/26/2026, 04:51:48 UTC

Last enriched: 09/26/2026, 05:05:42 UTC

Last updated: 09/27/2026, 03:47:33 UTC

Views: 15

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