CVE-2026-13706
High
Description
Improper input validation vulnerability in Wikimedia Foundation UrlShortener. This vulnerability is associated with program files includes/UrlShortenerUtils.Php.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Mediawiki
PublishedJul 1, 2026
First seenJul 1, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- mediawiki mediawiki1.43.9, 1.44.6, 1.45.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mediawiki mediawiki | 1.43.0 ≤ v < 1.43.9, 1.44.0 ≤ v < 1.44.6, 1.45.0 ≤ v < 1.45.4, 1.46.0 | 1.43.9, 1.44.6, 1.45.4 |
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