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CVE-2026-11592medium4.3

Email Subscribers & Newsletters <= 5.9.27 - Missing Authorization to Authenticated (Contributor+) Settings Modification via ig_es_handle_request AJAX Action

Impact

The Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post…

Source excerpt · Wordfence

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

icegram · Email Subscribers & Newsletters by Icegram Express – Email Marketing, Post Notifications & WooCommerce Marekting Automation for WordPress

Other versions: unaffected

Version / rangeSource status
0 through 5.9.27 (inclusive)affected
Wordfence version evidence

Original source description

The Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 5.9.27. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for authenticated attackers, with contributor-level access and above, to overwrite plugin mail settings (from name and from email address), create audience lists, insert arbitrary contacts into those lists, create and overwrite newsletter broadcasts and post notifications, add workflows, and queue and dispatch mass email to arbitrary recipients.

References