The Community Events WordPress plugin before 1.5.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed (for example in multisite setup)

The Community Events WordPress plugin before 1.5 does not have CSRF check in place when deleting events, which could allow attackers to make a logged in admin delete arbitrary events via a CSRF attack

The Community Events WordPress plugin before 1.4.8 does not sanitise, validate or escape its importrowscount and successimportcount GET parameters before outputting them back in an admin page, leading to a reflected Cross-Site Scripting issue which will be executed in the context of a logged in administrator

SQL injection vulnerability in WordPress Community Events plugin before 1.4.