CVE-2025-66026 – REDAXO is Vulnerable to Reflected XSS in Mediapool Info Banner via args[types]

CVE ID : CVE-2025-66026

Published : Nov. 26, 2025, 3:15 a.m. | 1 hour, 4 minutes ago

Description : REDAXO is a PHP-based CMS. Prior to version 5.20.1, a reflected Cross-Site Scripting (XSS) vulnerability exists in the Mediapool view where the request parameter args[types] is rendered into an info banner without HTML-escaping. This allows arbitrary JavaScript execution in the backend context when an authenticated user visits a crafted link while logged in. This issue has been patched in version 5.20.1.

Severity: 6.1 | MEDIUM

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