CVE-2026-13706
HIGHCVSS 8.8/10EPSS 0.28%
Last modified
CVE-2026-13706 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Improper input validation vulnerability in Wikimedia Foundation UrlShortener. This vulnerability is associated with program files includes/UrlShortenerUtils.Php.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
Description
Improper input validation vulnerability in Wikimedia Foundation UrlShortener. This vulnerability is associated with program files includes/UrlShortenerUtils.Php.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Mediawiki | Mediawiki | >= 1.43.0, < 1.43.9 | — |
| Mediawiki | Mediawiki | >= 1.44.0, < 1.44.6 | — |
| Mediawiki | Mediawiki | >= 1.45.0, < 1.45.4 | — |
| Mediawiki | Mediawiki | 1.46.0 | Rc0 |
References
- https://phabricator.wikimedia.org/T418533Permissions Required
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-13706?
Improper input validation vulnerability in Wikimedia Foundation UrlShortener.
This vulnerability is associated with program files includes/UrlShortenerUtils.Php.
How severe is CVE-2026-13706?
CVE-2026-13706 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.28% probability of exploitation in the next 30 days.
How do I fix CVE-2026-13706?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2026-13706?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST