Sangoma FreePBX OS Command Injection Vulnerability

HIGH 7.2EXPLOITED (CISA KEV)CVE-2025-64328 · Published 07/11/2025 · updated 17/06/2026

Sangoma FreePBX OS Command Injection Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 03/02/2026. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
filestore sangoma	`≥ 17.0.2.36, < 17.0.3`	`17.0.3`

Description

FreePBX Endpoint Manager is a module for managing telephony endpoints in FreePBX systems. In versions 17.0.2.36 and above before 17.0.3, the filestore module within the Administrative interface is vulnerable to a post-authentication command injection by an authenticated known user via the testconnection -> check_ssh_connect() function. An attacker can leverage this vulnerability to obtain remote access to the system as an asterisk user. This issue is fixed in version 17.0.3.

References

FreePBX/filestore · Product
FreePBX/security-reporting security advisory · Vendor Advisory
freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80 · Vendor Advisory
cisa.gov/known-exploited-vulnerabilities-catalog · Third Party Advisory
fortinet.com/blog/threat-research/unveiling-the-weaponized-web-shell-encystphp · Exploit
CISA KEV · CVE-2025-64328

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free