CVE-2025-64328

Sangoma FreePBX command injection, confirmed exploited in the wild.

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.

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85%chance of exploitation in the next 30 days (EPSS), 99th percentile

3 Febadded to CISA's Known Exploited Vulnerabilities list, 2026

24 Febfederal remediation deadline, already passed

Passedpast the deadline: patch now

CISA's name for it	Sangoma FreePBX OS Command Injection Vulnerability
Vendor and product	Sangoma · FreePBX
Type	command injection · CWE-78
Exploited	Confirmed by CISA listed 3 February 2026
Likelihood	one of the most likely to be exploited of every vulnerability tracked
Deadline	24 February 2026 · already passed
Used in ransomware	Not reported
Advisories	github.com ↗ · nvd.nist.gov ↗

What to do

Three steps, in this order

Step 1

Apply the vendor fix; command injection on an exposed device is used within days of disclosure.

Step 2

Restrict the management interface to a trusted network until the fix is in.

Step 3

Review the device's logs and configuration for changes you did not make.

CISA's 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.

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Questions

CVE-2025-64328 in short

Is CVE-2025-64328 being exploited?

Yes. CISA added CVE-2025-64328 to its Known Exploited Vulnerabilities catalogue on 3 February 2026, which it does only on evidence of exploitation in the wild.

What is the CISA deadline for CVE-2025-64328?

US federal agencies must remediate it by 24 February 2026. Everyone else should treat that date as the latest safe point to patch an internet-facing system.

How likely is CVE-2025-64328 to be exploited in the next 30 days?

FIRST's Exploit Prediction Scoring System gives it 85%, the 99th percentile of every CVE it scores.

How do I fix CVE-2025-64328?

Apply the vendor fix; command injection on an exposed device is used within days of disclosure. Restrict the management interface to a trusted network until the fix is in. Review the device's logs and configuration for changes you did not make.

Same vendor

Other Sangoma vulnerabilities being exploited

CVE	Product	Type	Listed
CVE-2026-9586	Switchvox	remote code execution	2 September 2026
CVE-2019-19006	FreePBX	authentication bypass	3 February 2026

Sources: CISA Known Exploited Vulnerabilities catalogue (released 10 November 2026) and FIRST EPSS. Page compiled automatically by SAK T.L.M, the threat-intelligence tool of SAK T.E.C, on 13 November 2026.