A Cross Site Scripting vulnerability in Availability Booking Calendar 5.0 allows an attacker to inject JavaScript via the name, plugin_sms_api_key, plugin_sms_country_code, uuid, title, or country name parameter to index.php.
A vulnerability has been found in PHP Jabbers Availability Booking Calendar 5.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the file /index.php. The manipulation of the argument session_id leads to cross site scripting. The attack can be launched remotely. The identifier VDB-235957 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.