CVE-2025-53369
High
Description
Short Description is a MediaWiki extension that provides local short description support. In version 4.0.0, short descriptions are not properly sanitized before being inserted as HTML using mw.util.addSubtitle, allowing any user to insert arbitrary HTML into the DOM by editing a page. This issue has been patched in version 4.0.1.
SeverityHigh
CVSS8.6
Exploit probability—
ProductStarcitizentools/short-description
PublishedJul 3, 2025
First seenJul 3, 2025
Weakness typeCWE-79Cross-site scripting (XSS)
How to fix
Update
- starcitizentools/short-description4.0.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| starcitizentools/short-descriptionPackagist | 4.0.0 ≤ v < 4.0.1 | 4.0.1 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.