CVE-2026-84901: Unknown Eventin

Medium severity, CVSS 4.9. EPSS: 0.3% chance of exploitation in the next 30 days.

The Eventin WordPress plugin before 4.1.22 does not properly check authorization on several of its event-management REST routes, allowing users with contributor-level access and above to change the site's front-page setting to an event they do not own and to create, edit and delete global event and speaker taxonomy terms they should not be able to manage.

Affected products

• Unknown Eventin: before 4.1.22 (fixed in 4.1.22)

Published 2026-09-05. Last modified 2026-09-08.