CVE-2024-21497: Greenpau Caddy-Security

Medium severity, CVSS 6.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Versions of the package github.com/greenpau/caddy-security are vulnerable to Open Redirect via the redirect_url parameter. An attacker could perform a phishing attack and trick users into visiting a malicious website by crafting a convincing URL with this parameter. To exploit this vulnerability, the user must take an action, such as clicking on a portal button or using the browser’s back button, to trigger the redirection.

Affected products

• Greenpau Caddy-Security: any version

Published 2024-02-17. Last modified 2026-06-17.