CVE-2017-1000432

Vanilla Forums below 2.1.5 are affected by CSRF leading to Deleting topics and comments from forums Admin access

CVE-2018-15833

In Vanilla before 2.6.1, the polling functionality allows Insecure Direct Object Reference (IDOR) via the Poll ID, leading to the ability of a single user to select multiple Poll Options (e.g., vote for multiple items).