Improper removal of sensitive information before storage or transfer vulnerability in Wikimedia Foundation's Mediawiki - FlaggedRevs extension… (CVE-2026-96879)
A vulnerability exists in Wikimedia Foundation's Mediawiki FlaggedRevs extension through version 1.46.0 where sensitive information is not properly removed before storage or transfer. This improper handling could lead to unintended exposure of sensitive data. The issue is categorized under CWE-212, which relates to the improper removal of sensitive information. No patch or remediation details are currently provided. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-96879 describes a vulnerability in the FlaggedRevs extension of Mediawiki up to version 1.46.0 where sensitive information is not adequately removed prior to storage or transfer. This could result in sensitive data being retained or exposed unintentionally. The vulnerability is classified under CWE-212. No patch or official remediation guidance is available from the vendor at this time.
Potential Impact
The vulnerability could lead to unintended retention or exposure of sensitive information within the Mediawiki FlaggedRevs extension. This may increase the risk of data leakage if the sensitive information is accessed by unauthorized parties. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, review usage of the FlaggedRevs extension and consider limiting sensitive data handling or access as a precaution.
Improper removal of sensitive information before storage or transfer vulnerability in Wikimedia Foundation's Mediawiki - FlaggedRevs extension… (CVE-2026-96879)
Description
A vulnerability exists in Wikimedia Foundation's Mediawiki FlaggedRevs extension through version 1.46.0 where sensitive information is not properly removed before storage or transfer. This improper handling could lead to unintended exposure of sensitive data. The issue is categorized under CWE-212, which relates to the improper removal of sensitive information. No patch or remediation details are currently provided. There are no known exploits in the wild at this time.
CVSS v4.0
Affected software
pkg:github/wikimedia/mediawiki-extensions-FlaggedRevsRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-96879 describes a vulnerability in the FlaggedRevs extension of Mediawiki up to version 1.46.0 where sensitive information is not adequately removed prior to storage or transfer. This could result in sensitive data being retained or exposed unintentionally. The vulnerability is classified under CWE-212. No patch or official remediation guidance is available from the vendor at this time.
Potential Impact
The vulnerability could lead to unintended retention or exposure of sensitive information within the Mediawiki FlaggedRevs extension. This may increase the risk of data leakage if the sensitive information is accessed by unauthorized parties. There are no reports of active exploitation in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, review usage of the FlaggedRevs extension and consider limiting sensitive data handling or access as a precaution.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-xxh4-xg3q-g2r6
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-96879"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6ab74f64f7a7c54106e14e3a
Added to database: 09/26/2026, 04:51:48 UTC
Last enriched: 09/26/2026, 05:05:17 UTC
Last updated: 09/27/2026, 03:47:33 UTC
Views: 17
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