The chunked upload API (ApiUpload) in MediaWiki before 1.23.11, 1.24.x before 1.24.4, and 1.25.x before 1.25.3 allows remote authenticated users to cause a denial of service (disk consumption) via a file upload using one byte chunks.
CVSS Details
- CVSS 3.1 Base Score: 6.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade mediawiki | Jul 30, 2024 | Nov 9, 2015 |
| Freebsd | — | Upgrade mediawiki123Upgrade mediawiki125Upgrade mediawiki124 | Dec 10, 2025 | Oct 23, 2015 |
| Mediawiki | — | Upgrade MediaWiki to the latest version | Aug 24, 2017 | Nov 9, 2015 |
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