The Eventin WordPress plugin before 4.1.20 does not perform an authorization check on its waiting-list registration handler, allowing unauthenticated users to create WordPress user accounts for arbitrary email addresses and inject order records.

The Eventin WordPress plugin before 4.1.21 does not verify ownership or capability before deleting user accounts, allowing users with contributor-level access and above to permanently delete other users' accounts.

Missing Authorization vulnerability in Arraytics Eventin wp-event-solution allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Eventin: from n/a through <= 3.3.52.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Arraytics Eventin wp-event-solution allows Reflected XSS.This issue affects Eventin: from n/a through <= 4.0.28.

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in Arraytics Eventin wp-event-solution allows PHP Local File Inclusion.This issue affects Eventin: from n/a through <= 4.0.25.