CVE-2025-7362
MsUpload: Stored Cross-Site Scripting (XSS) via unsanitized msu-continue system message
- State
- Published
- Severity
- 5.4 Medium
- Published
- Jul 8, 2025
- Updated
- Jul 10, 2025
- Reserved
- Jul 8, 2025
Description
The MsUpload extension for MediaWiki is vulnerable to stored XSS via the msu-continue system message, which is inserted into the DOM without proper sanitization. The vulnerability occurs in the file upload UI when the same filename is uploaded twice.
This issue affects Mediawiki - MsUpload extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Mediawiki - MsUpload extensionWikimedia Foundation |
|
References
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