Multiple vulnerabilities affecting five WordPress Plugins (XSS & object injection)

[Summer of Pwnage <lists () securify nl>]

Please see attached advisories for more information. These issues were 
found during Summer of Pwnage (https://sumofpwn.nl), a Dutch community 
project. Its goal is to contribute to the security of popular, widely 
used OSS projects in a fun and educational way.

Attachment: cross_site_scripting_in_calendar_wordpress_plugin.txt
Description:

Attachment: cross_site_scripting_vulnerability_in_caldera_forms_wordpress_plugin.txt
Description:

Attachment: cross_site_scripting_vulnerability_in_quotes_collection_wordpress_plugin.txt
Description:

Attachment: persistent_cross_site_scripting_in_wassup_real_time_analytics_wordpress_plugin.txt
Description:

Attachment: yith_woocommerce_compare_wordpress_plugin_unauthenticated_php_object_injection_vulnerability.txt
Description: