The Polls CP WordPress plugin before 1.0.77 does not sanitise and escape some of its poll 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 multi site setup).

The Polls CP WordPress plugin before 1.0.77 does not sanitise and escape some of its poll 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 multi site setup).

The Nested Pages WordPress plugin before 3.2.9 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).

The Z-Downloads WordPress plugin before 1.11.6 does not sanitise and escape some parameters when outputting them in the page, which could allow unauthenticated visitors to perform Cross-Site Scripting attacks when accessing share URLs.

The Backup Database WordPress plugin through 4.9 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).

The events-calendar WordPress plugin through 1.0.4 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).

The Event Calendar WordPress plugin through 1.0.4 does not check for authorization on delete actions, allowing unauthenticated users to delete arbitrary calendars.

The Z-Downloads WordPress plugin before 1.11.5 does not properly validate files uploaded, allowing high privilege users such as admin to upload arbitrary files on the server even when they should not be allowed to (for example in multisite setup)

The Z-Downloads WordPress plugin before 1.11.7 does not properly validate uploaded files allowing for the uploading of SVGs containing malicious JavaScript.

The Photo Gallery by 10Web WordPress plugin before 1.8.29 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).