Description
Capgo before 12.128.2 contains an improper validation vulnerability in the accept_invitation endpoint that creates user accounts before captcha validation is enforced. Attackers can bypass captcha protection by sending POST requests with invalid captcha tokens to create unwanted accounts and burn invite links.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Capgo | Capgo | < 12.128.2 | 12.128.2 |
References
- GitHub Security Advisory (GHSA-whc5-fvr7-g5v3) vendor-advisory
- VulnCheck Advisory: Capgo - Account Creation Before CAPTCHA Validation in accept_invitation Endpoint third-party-advisory