CVE-2025-66055: Icegram Email Subscribers & Newsletters

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

Deserialization of Untrusted Data vulnerability in Icegram Email Subscribers & Newsletters email-subscribers allows Object Injection.This issue affects Email Subscribers & Newsletters: from n/a through <= 5.9.10.

Affected products

• Icegram Email Subscribers & Newsletters: up to and including 5.9.10

Published 2025-11-21. Last modified 2026-06-17.