CVE-2026-56256 Capgo - Two-Factor Authentication Bypass via Organization Management API
Authenticated admins can bypass mandatory two-factor authentication to perform privileged organization management actions via API endpoints.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-56256?
CVE-2026-56256 is a high-severity vulnerability in Capgo, published on 24 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Capgo before 12.128.2 enforces mandatory two-factor authentication only at the UI level. Sensitive Organization (ORG) management API endpoints (e.g., editing organization details, inviting users) do not validate 2FA completion on the backend. An authenticated Admin user who has not enabled 2FA can replay or modify a previously captured ORG API request to perform privileged organization actions, bypassing the globally enforced 2FA requirement.
Weakness: CWE-602
Which versions are affected by CVE-2026-56256?
How do I fix CVE-2026-56256?
No fix has been published for CVE-2026-56256 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-56256 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-56256 exists.
Sources
Also known as GHSA-cww4-5xfp-jw98.