CVE-2025-64328HIGH 7.2CISA KEVEPSS p99.7%

CVE-2025-64328Sangoma FreePBX OS Command Injection Vulnerability

Sangoma / FreePBX

Description

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.

Scoring

CVSS 3.17.2 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS84.05% probability of exploitation · percentile 99.7% · 2026-06-18T12:00:27Z
Published2025-11-07
Last modified2026-02-24

CISA KEV entry

Added to KEV: 2026-02-03

Underlying weaknesses· 1

CWE-78

References

  1. https://github.com/FreePBX/filestore/blob/f0e3983059271efd80b483ec823310ef19a59013/drivers/SSH/testconnection.php#L2
  2. https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw
  3. https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80
  4. https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64328
  5. https://www.fortinet.com/blog/threat-research/unveiling-the-weaponized-web-shell-encystphp

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Special Elements used in an OS Command ('OS Command Injection')cwe-780%live

(incoming)1

TypeTargetConfidenceTier
KEVEntrySangoma FreePBX OS Command Injection Vulnerabilitykev-cve-2025-643280%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.