---
id: CVE-2026-56308
title: >-
  Capgo before 12.128.2 allows email address changes without requiring current
  password re-authentication or verification of the existing email address
summary: >-
  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 …
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N'
cwe:
  - CWE-640
published: '2026-07-12'
updated: '2026-07-12'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-56308'
references:
  - url: 'https://github.com/Cap-go/capgo/security/advisories/GHSA-9px4-w25f-mvm4'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/capgo-insufficient-authentication-in-email-change-endpoint
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-07-12T12:20:13.923Z'
epss: 0.0043
epssPercentile: 0.34473
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.