MediaWiki Abusefilter
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By the Year
In 2026 there have been 0 vulnerabilities in MediaWiki Abusefilter. Last year, in 2025 Abusefilter had 1 security vulnerability published. Right now, Abusefilter is on track to have less security vulnerabilities in 2026 than it did last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 0 | 0.00 |
| 2025 | 1 | 0.00 |
| 2024 | 0 | 0.00 |
| 2023 | 0 | 0.00 |
| 2022 | 0 | 0.00 |
| 2021 | 0 | 0.00 |
| 2020 | 1 | 7.50 |
| 2019 | 2 | 0.00 |
It may take a day or so for new Abusefilter vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent MediaWiki Abusefilter Security Vulnerabilities
Missing Auth in MediaWiki AbuseFilter Ext: 1.43.X (<1.43.2)
CVE-2025-53495
- July 07, 2025
Missing Authorization vulnerability in Wikimedia Foundation Mediawiki - AbuseFilter Extension allows Unauthorized Access.This issue affects Mediawiki - AbuseFilter Extension: from 1.43.X before 1.43.2.
An issue was discovered in the AbuseFilter extension for MediaWiki
CVE-2019-16528
7.5 - High
- March 20, 2020
An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog revision data. This affects REL1_32 and REL1_33.
Information Disclosure
An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki
CVE-2019-18987
- November 15, 2019
An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Once a specific abuse filter has (accidentally or otherwise) been made public, its previous versions can be exposed, thus potentially disclosing private or sensitive information within the filter's definition.
An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki
CVE-2019-18612
- October 29, 2019
An issue was discovered in the AbuseFilter extension through 1.34 for MediaWiki. Previously hidden (restricted) AbuseFilter filters were viewable (or their differences were viewable) to unprivileged users, thus disclosing potentially sensitive information.
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