Zero-Day Advisory

Fortinet Discovers WordPress Email Subscribers & Newsletters SQL Injection Vulnerability


Fortinet's FortiGuard Labs has discovered a SQL injection vulnerability in Icegram Email Subscribers & Newsletters plugin for WordPress.

Email Subscribers & Newsletters is a fully featured subscription plugin specially created keeping in mind all the needs and requirements of a regular blogger, website owner, marketer and developers. It helps you achieve all the things you need to build a list and keep them engaged within a single plugin.

A SQL injection vulnerability exists in the Icegram Email Subscribers & Newsletters plugin through 4.1.7 for WordPress. Successful exploitation of this vulnerability would allow a remote attacker to execute arbitrary SQL commands on the affected system.


FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:


User should apply the patch provided by Icegram

Additional Information

Fortinet reported the vulnerability to Icegram on July 10, 2019.

Icegram confirmed the vulnerability on July 10, 2019. 

Icegram released version 4.1.7 on July 15, 2019 but does not completely fix the issue.

Icegram released patch for the vulnerability in version 4.1.8 on July 16, 2019.


This vulnerability was discovered by Tin Duong of Fortinet's FortiGuard Labs.

IPS Subscription

Fortinet customers who subscribe to Fortinet's intrusion prevention (IPS) service should be protected against this vulnerability with the appropriate configuration parameters in place. Fortinet's IPS service is one component of FortiGuard Subscription Services, which also offer comprehensive solutions such as antivirus, Web content filtering and antispam capabilities. These services enable protection against threats on both application and network layers. FortiGuard Services are continuously updated by FortiGuard Labs, which enables Fortinet to deliver a combination of multi-layered security intelligence and true zero-day protection from new and emerging threats. These updates are delivered to all FortiGate, FortiMail and FortiClient products. Fortinet strictly follows responsible disclosure guidelines to ensure optimum protection during a threat's lifecycle.