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High severityOSV Advisory· Published Oct 16, 2025· Updated Apr 15, 2026

CVE-2025-62428

CVE-2025-62428

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.

AI Insight

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Affected products

2
  • Drawing Captcha/Drawing Captcha AppOSV2 versions
    published, v1.1.0-alpha, v1.2.0-alpha, …+ 1 more
    • (no CPE)range: published, v1.1.0-alpha, v1.2.0-alpha, …
    • (no CPE)range: <1.2.5-alpha-patch

Patches

Vulnerability mechanics

References

2

News mentions

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