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.
Metrics
Affected Vendors & Products
References
History
Wed, 24 Jun 2026 16:00:00 +0000
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Cap-go
Cap-go cap-go |
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Cap-go
Cap-go cap-go |
Wed, 24 Jun 2026 15:30:00 +0000
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ssvc
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Wed, 24 Jun 2026 12:00:00 +0000
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| 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. | |
| Title | Capgo - Denial of Service in 2FA Email Verification via /auth/v1/otp Endpoint | |
| Weaknesses | CWE-703 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-06-24T14:59:10.684Z
Reserved: 2026-06-20T13:13:56.012Z
Link: CVE-2026-56338
Updated: 2026-06-24T14:59:05.265Z
No data.
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OpenCVE Enrichment
Updated: 2026-06-24T15:45:06Z