CVE-2026-12100

HIGH7.2

URL Preview <= 1.0 - Unauthenticated Server-Side Request Forgery via 'url' Parameter

Published Jun 24, 2026

Modified 3 weeks ago

Details

The URL Preview plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.0 via the 'url' parameter. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

References

WEB

https://plugins.trac.wordpress.org/browser/link-preview/trunk/class.linkpreview.php#L112

WEB

https://plugins.trac.wordpress.org/browser/link-preview/trunk/class.linkpreview.php#L30

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-12100

WEB

https://www.wordfence.com/threat-intel/vulnerabilities/id/05de038f-eff4-4b00-930c-3d2335345869?source=cve

CVSS Analysis

CVSS v3.1

7.2