PT-2026-57554 · Cap Go · Cap-Go

Published 2026-07-12 · Updated 2026-07-12 · CVE-2026-56308

Mitre

CVSS v3.1

7.3

High

Base vector

AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N

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.

Fix

Weakness Enumeration

CWE-640

Related Identifiers

CVE-2026-56308

Affected Products

Cap-Go

References · 3

• https://github.com/Cap-go/capgo/security/advisories/GHSA-9px4-w25f-mvm4 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-56308 · Security Note
• https://vulncheck.com/advisories/capgo-insufficient-authentication-in-email-change-endpoint · Note