CVE-2025-64328
CVE-2025-64328 is a high-severity vulnerability in Sangoma Filestore with a CVSS 3.x base score of 7.2. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2026-02-03). The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v4: 8.6
- EPSS exploit prediction: 85% (100th percentile)
- Actively exploited: Yes — listed in CISA KEV (added 2026-02-03)
- EU (EUVD) id: EUVD-2025-38232
- EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2026-02-03)
- Weakness: CWE-78
- Affected product: Sangoma Filestore
- Published:
- Last modified:
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.
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 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-64328 being actively exploited?
- Yes. CVE-2025-64328 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-02-03, which means active exploitation has been confirmed. It should be prioritised for remediation.
- What products are affected by CVE-2025-64328?
- CVE-2025-64328 affects Sangoma Filestore. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-64328?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
- Does CVE-2025-64328 have an EU (EUVD) identifier?
- Yes. CVE-2025-64328 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-38232. It is also flagged as exploited in the EUVD (since 2026-02-03).
- When was CVE-2025-64328 published?
- CVE-2025-64328 was published on 2025-11-07 and last updated on 2026-06-17.
References
- https://github.com/FreePBX/filestore/blob/f0e3983059271efd80b483ec823310ef19a59013/drivers/SSH/testconnection.php#L2
- https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw
- https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64328
- https://www.fortinet.com/blog/threat-research/unveiling-the-weaponized-web-shell-encystphp
Affected products (1)
- cpe:2.3:a:sangoma:filestore:*:*:*:*:*:freepbx:*:*
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