Improper permissions handling in MediaWiki AbuseFilter
An issue was discovered in the AbuseFilter extension for MediaWiki before 1.39.9, 1.40.x and 1.41.x before 1.41.3, and 1.42.x before 1.42.2. An API caller can match a filter condition against AbuseFilter logs even if the caller is not authorized to view the log details for the filter.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | mediawiki/abuse-filter | < 1.39.9, >= 1.40.0, < 1.41.3, >= 1.42.0, < 1.42.2 | 1.39.9, 1.41.3, 1.42.2 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N- Weakness (CWE)
CWE-532- Platform
- Composer
- Package
mediawiki/abuse-filter- Disclosed
- 05.10.2024
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-rmcp-9fhq-58pv - CC BY 4.0
Vulnerability history: mediawiki/abuse-filter
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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