CVE-2025-62428

Published October 16th, 2025

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CVSS v3

N/A

CVSS v2

N/A

Affected

PROJECT

Description

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.

Drawing-Captcha/Drawing-Captcha-APP

Interactive, self-hosted CAPTCHA – a privacy-friendly alternative to reCAPTCHA (Alpha)

GitHub