CVE-2026-56338
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Jun 24, 2026
Vendor
unknown
Description
Capgo before 12.128.2 contains a denial of service vulnerability in the /auth/v1/otp endpoint that prevents email verification for two-factor authentication due to captcha validation failures. Authenticated users cannot complete 2FA enrollment as the backend consistently returns HTTP 500 errors with captcha verification process failed messages, blocking access to security controls.