CVE-2026-122087 Missing authorization in Event Tickets and Registration
Unauthenticated users can retrieve attendees of private and non-public events via the Event Tickets REST API.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-122087?
CVE-2026-122087 is a low-severity missing authorization vulnerability in Unknown Event Tickets and Registration, published on 11 Nov 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Event Tickets and Registration WordPress plugin before 5.30.3.1 does not restrict attendee data to events the requester is allowed to view, allowing unauthenticated users to retrieve the attendees of private and other non-public events.
Weakness: CWE-200
Which versions are affected by CVE-2026-122087?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-122087?
No fix has been published for CVE-2026-122087 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-122087 being exploited?
There is no known exploitation of CVE-2026-122087 in the wild and no public exploit code.
Sources
Also known as GHSA-4xp7-hp3g-mfgm.