Actively exploited · Published Nov 7, 2025 · Assigned by GitHub_M
CVE-2025-64328FreePBX Administration GUI is Vulnerable to Authenticated Command Injection
High 8.6 Exploited
In plain English
A high-severity OS command injection in filestore from FreePBX. Attackers are actively exploiting it in the wild (listed by CISA on February 3, 2026). The chance it is exploited in the next 30 days is estimated at 84.6% (higher than 99.7% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, Nuclei, public proof-of-concept code. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Federal agencies must remediate by Feb 24, 2026.
Official 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.
Affected products (as reported)
Weakness: CWE-78 · Vector: 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
References
- https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw x_refsource_CONFIRM
- https://github.com/FreePBX/filestore/blob/f0e3983059271efd80b483ec823310ef19a59013/drivers/SSH/testconnection.php#L2 x_refsource_MISC
- https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80 x_refsource_MISC
- https://www.fortinet.com/blog/threat-research/unveiling-the-weaponized-web-shell-encystphp third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64328 government-resource