Hostel < 1.1.5.8 - Reflected XSS

The Hostel WordPress plugin before 1.1.5.8 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.

Hostel < 1.1.5.9 - Admin+ Stored XSS

The Hostel WordPress plugin before 1.1.5.9 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 unfiltered_html capability is disallowed (for example in multisite setup).

Hostel < 1.1.5.3 - Reflected XSS

The Hostel WordPress plugin before 1.1.5.3 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

Hostel < 1.1.5.2 - Admin+ Stored XSS

The Hostel WordPress plugin before 1.1.5.2 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 unfiltered_html capability is disallowed (for example in multisite setup).

XSS exists in the Kiboko Hostel plugin before 1.1.4 for WordPress.