CVE-2026-56308

HIGH8.4

Capgo - Insufficient Authentication in Email Change Endpoint

Published Jul 12, 2026

Modified 1 months ago

Details

Capgo before 12.128.2 allows email address changes without requiring current password re-authentication or verification of the existing email address. An attacker with access to a valid session cookie or authenticated browser can change the account email to gain control of account recovery and bypass multi-factor authentication protections.

References

ADVISORY

https://github.com/Cap-go/capgo/security/advisories/GHSA-9px4-w25f-mvm4

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-56308

ADVISORY

https://www.vulncheck.com/advisories/capgo-insufficient-authentication-in-email-change-endpoint

CVSS Analysis

CVSS v4.0

8.4

Exploitability

Attack Vector