Open Redirect in Drawing-Captcha Drawing-Captcha-App

CVE-2025-62428

Drawing-Captcha APP provides interactive, engaging verification for Web-Based Applications. The vulnerability is a Host Header Injection in the /register and /confirm-email endpoints. It allows an attacker to manipulate the Host header in HTTP requests to generate malicious email confirmation links. These links can redirect users to attacker-controlled domains. This vulnerability affects all users relying on email confirmation for account registration or verification. This vulnerability is fixed in 1.2.5-alpha-patch.

Vulnerability class: Open Redirect

EPSS: 0.004 (34.7th percentile) — read the EPSS interpretation.