CVE-2026-56338
MediumCVSS 5.3Exploitation Probability (EPSS)
Low risk20th percentile — higher than 20% of all known CVEs
Summary
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.
Risk Assessment
Authenticated users cannot complete 2FA enrollment, blocking access to security controls and exposing the organization to unauthorized access risks.
Recommendation
It is recommended to upgrade to version 12.128.2 or later to mitigate this vulnerability and ensure proper functioning of the two-factor verification process.
Original NVD description (English source)
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.