CVE-2024-13864

The Countdown Timer WordPress plugin through 1.0 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

CVE-2020-36526

A vulnerability classified as problematic was found in Countdown Timer. This vulnerability affects unknown code of the component Macro Handler. The manipulation leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.