CVE-2026-77694
Medium
Description
The Eventin WordPress plugin before 4.1.19 does not properly restrict which changes a guest checkout token is allowed to authorise on an order, allowing unauthenticated users to mark their own unpaid order as completed and be issued a valid paid ticket with no payment taken.
SeverityMedium
CVSS5.3
Exploit probability—
ProductEventin
PublishedAug 26, 2026
First seenAug 26, 2026
Weakness typeCWE-862Missing authorization
How to fix
Update
- Eventin4.1.19 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Eventin | v < 4.1.19 | 4.1.19 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.