{"id":"CVE-2026-56073","title":"Cap-go - OTP Bypass via Response Manipulation in Email Verification","summary":"Cap-go before 12.128.2 contains an authentication bypass vulnerability in OTP verification that allows attackers to bypass email verification by modifying server responses. Attackers can intercept OTP verification requests and manipulate…","severity":"critical","cvss":9.4,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","cvssSource":"cna","cwe":["CWE-345"],"vendor":"Cap-go","product":"capgo","affected":["capgo < 12.128.2"],"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-06-22T15:27:50.367413Z"},"exploitAvailable":true,"published":"2026-06-19","updated":"2026-11-08","sourceUpdated":"2026-11-08T14:05:23.826Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-56073","references":[{"url":"https://github.com/Cap-go/capgo/security/advisories/GHSA-x2gq-85v8-j9v4","label":"GitHub Security Advisory (GHSA-x2gq-85v8-j9v4)"},{"url":"https://www.vulncheck.com/advisories/cap-go-otp-bypass-via-response-manipulation-in-email-verification","label":"VulnCheck Advisory: Cap-go - OTP Bypass via Response Manipulation in Email Verification"}],"tags":["cve.org","exploit-available"],"epss":0.00229,"epssPercentile":0.13795,"ingestedAt":"2026-11-08T14:51:22.373Z","slug":"CVE-2026-56073","body":"## Overview\n\nCap-go before 12.128.2 contains an authentication bypass vulnerability in OTP verification that allows attackers to bypass email verification by modifying server responses. Attackers can intercept OTP verification requests and manipulate HTTP responses to falsely mark verification successful, enabling unauthorized 2FA enablement and account takeover.\n\n## Affected\n\n- `capgo < 12.128.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":64,"depthScoreParts":{"impact":51.7,"likelihood":0,"exploitation":12,"ransomware":0},"changes":[]}