Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Icegram Email Subscribers & Newsletters allows Reflected XSS.This issue affects Email Subscribers & Newsletters: from n/a through 5.7.11.

The Icegram Express WordPress plugin before 5.7.50 does not sanitise and escape some of its Template settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfilteredhtml capability is disallowed (for example in multisite setup).

The Icegram Express formerly known as Email Subscribers WordPress plugin before 5.7.52 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 unfilteredhtml capability is disallowed (for example in multisite setup).