Check Point Advisories

Sangoma FreePBX Command Injection (CVE-2026-28287)

Check Point Reference: CPAI-2026-1835
Date Published: 22 Mar 2026
Severity: High
Last Updated: Sunday 22 March, 2026
Source:
Industry Reference:CVE-2026-28287
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Sangoma FreePBX 16.0.17.2 and later, prior to 16.0.20
Sangoma FreePBX 17.0.2.4 and later, prior to 17.0.5
Vulnerability Description A command injection vulnerability in Sangoma FreePBX allows remote attackers to execute arbitrary commands by exploiting the recordings module in versions 16.0.17.2 to before 16.0.20 and 17.0.2.4 to before 17.0.5.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Sangoma FreePBX Command Injection (CVE-2026-28287) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Application Servers Protection Violation.
Attack Information:  Sangoma FreePBX Command Injection (CVE-2026-28287)

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