Companion Sitemap Generator <= 4.5.1.1 - Contributor+ Stored XSS

The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Companion Sitemap Generator < 4.5.3 - Reflected XSS

The Companion Sitemap Generator WordPress plugin before 4.5.3 does not sanitise and escape some parameters before outputting them back in pages, leading to Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

The companion-sitemap-generator plugin before 3.7.0 for WordPress has CSRF.