CVE-2026-104416 Ghost 4.39.0 before 6.64.0 Invite Token Disclosure via Admin API
Staff users can view secret invite tokens via the Admin API, allowing them to accept pending invites for higher-privileged roles and escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-104416?
CVE-2026-104416 is a high-severity vulnerability in TryGhost Ghost, published on 2 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Ghost from 4.39.0 before 6.64.0 contains an information disclosure vulnerability in the Admin API that allows staff users to view secret tokens of pending staff invites. Staff users with invite viewing permission can accept pending invites for higher-privileged roles to escalate their privileges.
Weakness: CWE-203
Which versions are affected by CVE-2026-104416?
How do I fix CVE-2026-104416?
Upgrade to a fixed version.
Is CVE-2026-104416 being exploited?
There is no known exploitation of CVE-2026-104416 in the wild and no public exploit code.
Sources
Also known as GHSA-8gr3-r7fg-c83w, MINI-9f7w-4rrg-q9mw.