CVE-2025-64328
Actively exploited. CVE-2025-64328 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2026-02-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2025-64328 is indexed in Metasploit, GitHub PoC and Nuclei. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
Sangoma FreePBX Endpoint Manager contains an OS command injection vulnerability that could allow for a post-authentication command injection by an authenticated known user via the testconnection -> check_ssh_connect() function. An attacker can leverage this vulnerability to potentially obtain remote access to the system as an asterisk user.
CSIRTS triage
- What
- An OS command injection vulnerability could allow for post-authentication command injection by an authenticated user.
- Who is affected
- Deployments of Sangoma FreePBX Endpoint Manager.
- Urgency
- Remediation is urgent due to active exploitation and critical severity.
- Action
- Update Sangoma FreePBX to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 100% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2025-64328 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- MetasploitA Metasploit Framework module targets this CVE — weaponized, point-and-click exploitation.look it up ↗
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
- NucleiA nuclei-templates detection/PoC template exists for this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2025-64328: Sangoma FreePBX OS Command Injection Vulnerabilitycisa-kev · 2026-02-03
External references
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[](https://www.csirts.com/cve/CVE-2025-64328)