Sangoma FreePBX OS Command Injection Vulnerability
FreePBX — filestore
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.
8.6
84.6%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- High
- User interaction
- None
- Confidentiality (Vulnerable System)
- High
- Integrity (Vulnerable System)
- High
- Availability (Vulnerable System)
- High
- Confidentiality (Subsequent System)
- None
- Integrity (Subsequent System)
- None
- Availability (Subsequent System)
- None
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Published
- Nov 7, 2025
- Modified
- Feb 13, 2026
- Added to KEV
- Feb 3, 2026
- Federal patch due
- Feb 24, 2026
CISA required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2025-64328, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2025-64328 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is CVE-2025-64328?
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.
How severe is CVE-2025-64328?
CVE-2025-64328 has a CVSS base score of 8.6 out of 10 (CVSS 4.0).
Is CVE-2025-64328 actively exploited in the wild?
Yes. CVE-2025-64328 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Feb 3, 2026, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2025-64328?
84.6% - meaning FIRST.org's EPSS model estimates a 84.6% probability this vulnerability will be exploited in the wild within 30 days (100% percentile among all scored CVEs).
Is there exploit tooling available for CVE-2025-64328?
Yes - a public Nuclei template referencing CVE-2025-64328 exist in public repositories we checked.
What type of vulnerability is CVE-2025-64328?
CVE-2025-64328 is classified under CWE-78 (CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')).
Cross-checked against
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