The Event Tickets with Ticket Scanner WordPress plugin before 2.3.8 does not sanitise and escape some parameters, which could allow users with a role as low as admin to perform Cross-Site Scripting attacks
The Event Tickets with Ticket Scanner WordPress plugin before 2.5.4 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack
Improper Neutralization of Special Elements Used in a Template Engine vulnerability in Saso Nikolov Event Tickets with Ticket Scanner allows Server Side Include (SSI) Injection.This issue affects Event Tickets with Ticket Scanner: from n/a through 2.3.11.
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Saso Nikolov Event Tickets with Ticket Scanner allows Reflected XSS.This issue affects Event Tickets with Ticket Scanner: from n/a through 2.3.1.