CVE-2026-56073
Cap-go - OTP Bypass via Response Manipulation in Email Verification
Description
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 HTTP responses to falsely mark verification successful, enabling unauthorized 2FA enablement and account takeover.
INFO
Published Date :
June 19, 2026, 9:39 p.m.
Last Modified :
June 19, 2026, 9:39 p.m.
Remotely Exploit :
Yes !
Source :
VulnCheck
Affected Products
The following products are affected by CVE-2026-56073
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | CRITICAL | MITRE-CVE | ||||
| CVSS 4.0 | CRITICAL | 83251b91-4cc7-4094-a5c7-464a1b83ea10 |
Solution
- Update Cap-go to version 12.128.2 or later.
- Apply security patches provided by the vendor.
- Review server response handling for OTP verification.
- Harden OTP verification logic.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2026-56073 vulnerability anywhere in the article.