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.

CVSS 4.0

8.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P

EPSS

0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-25)

CWE

CWE-601

Published

2025-10-16

Modified

2026-10-09

Record from

the NVD, synced 2026-10-19

References

• https://github.com/Drawing-Captcha/Drawing-Captcha-APP/issues/30
• https://github.com/Drawing-Captcha/Drawing-Captcha-APP/security/advisories/GHSA-5pj8-fc6g-vv7m
• https://github.com/Drawing-Captcha/Drawing-Captcha-APP/issues/30

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