CVE-2025-64328

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.

Overview

State: PUBLISHED
Assigner (CNA): GitHub_M
CVSS severity: HIGH
CVSS score: 8.6 / 10
CVSS 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
Effective score: 8.6 / 10 HIGH source: CNA overview
CWE(s): CWE-78
Reserved: 2025-10-30
Published: 2025-11-07 03:32 UTC
Last updated: 2026-02-13 22:08 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/64xxx/CVE-2025-64328.json
Linked Threat: CVE-2025-64328 — Sangoma FreePBX: Sangoma FreePBX OS Command Injection Vulnerability

CISA Known Exploited Vulnerabilities CISA KEV

CISA has confirmed in-the-wild exploitation of this CVE. Federal agencies must remediate by the due date below; private orgs should treat it as priority-1.

Vulnerability name: Sangoma FreePBX OS Command Injection Vulnerability
Vendor / project: Sangoma
Product: FreePBX
Date added to KEV: 2026-02-03
Remediation due: 2026-02-24
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.
Ransomware campaign use: Unknown
CISA notes: https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw ; https://nvd.nist.gov/vuln/detail/CVE-2025-64328
CISA listing: www.cisa.gov/known-exploited-vulnerabilities-catalog

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2025-11-07 04:15:47 UTC
NVD last modified: 2026-02-24 19:30:59 UTC
NVD CVSS v3.1: 7.2 / 10 HIGH source: nvd@nist.gov
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Exploitability subscore: 1.2 / 10
Impact subscore: 5.9 / 10
EPSS score: 0.7726 (probability of exploitation in next 30 days)
EPSS percentile: 99.00% vs all CVEs — higher = more likely to be exploited, as of 2026-05-24

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2025-38232
Assigner: GitHub_M
Published: Nov 7, 2025, 3:32:20 AM
Updated: Feb 13, 2026, 10:08:51 PM
EUVD base score (CVSS 4.0): 8.6 / 10
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
EUVD-reported EPSS: 75.4100
Vendors: FreePBX
Products: filestore (17.0.2.36, < 17.0.3)

security-reporting (17.0.2.36, < 17.0.3)

ENISA 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.

EUVD references (3)

Affected products (1)

Vendor	Product	Versions	Platforms
FreePBX	filestore	`>= 17.0.2.36, < 17.0.3` (affected)	—

Affected products — CPE 2.3 (1) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

cpe:2.3:a:sangoma:firestore:*:*:*:*:*:freepbx:*:*

Remediations (9)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

Patch Tuesday May 2026: Security Updates & CVE Analysis

web:zecurit.com

Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

2026-05-14 17:20 UTC
Microsoft December 2025 Security Updates / FYI - Microsoft Q&A

web:learn.microsoft.com

Microsoft December 2025 Security Updates This release consists of the following 57 Microsoft CVEs : Tag CVE Base Score CVSS Vector Exploitability FAQs? Workarounds? Mitigations ? Windows PowerShell CVE - 2025 -54100 Windows Projected File System…

2026-05-14 17:20 UTC
Security Update Guide - Microsoft

web:portal.msrc.microsoft.com

The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

2026-05-14 17:20 UTC
Microsoft Patch Tuesday May 2026 - 120 Vulnerabilities Fixed, Including ...

web:cybersecuritynews.com

Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.

2026-05-14 17:20 UTC
August 2025 Patch Tuesday: Updates and Analysis | CrowdStrike

web:www.crowdstrike.com

Microsoft has released security updates for 107 vulnerabilities, including one publicly disclosed zero-day and 13 critical, in its August 2025 Patch Tuesday rollout.

2026-05-14 17:20 UTC
Dangerous Fake Microsoft Windows Update Confirmed—Do Not Download

web:www.forbes.com

As security researchers warn about a dangerous Microsoft Windows update that isn't legitimate, users must pay close attention to what they are actually downloading.

2026-05-14 17:20 UTC
May 2026 Patch Tuesday: no zero-days but plenty to fix

web:www.malwarebytes.com

May's Patch Tuesday may not be the giant release many expected, but there are still plenty of important fixes that shouldn't be ignored.

2026-05-14 17:20 UTC
120 Vulnerabilities Patched: Microsoft's May 2026 Patch Tuesday ...

web:www.secpod.com

The second Tuesday of May 2026 marked another major security update release from Microsoft, addressing a broad range of vulnerabilities across Windows, Microsoft Office, SharePoint, Dynamics 365, .NET, DNS Client, and other core enterprise components. While this month's Patch Tuesday did not include any actively exploited or publicly disclosed zero-day vulnerabilities, the release still ...

2026-05-14 17:20 UTC
CISA Required Action

CISA KEV

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Due date: 2026-02-24 Known ransomware campaign use: Unknown

2026-05-14 01:13 UTC

Vendor references (3)

References embedded in the original CVE record by the assigning CNA.

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

Web references (5)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

http://cwe.mitre.org/data/definitions/78.html rapid7:cwe.mitre.org
https://attackerkb.com/topics/CVE-2025-64328 rapid7:attackerkb.com
https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw rapid7:github.com
https://www.cve.org/CVERecord?id=CVE-2025-64328 rapid7:www.cve.org
https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80 rapid7:www.freepbx.org

NVD-tagged references (5)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/FreePBX/filestore/blob/f0e3983059271efd80b483ec823310ef19a59013/drivers/SSH/testconnection.php#L2 security-advisories@github.com Product
https://github.com/FreePBX/security-reporting/security/advisories/GHSA-vm9p-46mv-5xvw security-advisories@github.com ExploitVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-64328 134c704f-9b21-4f2e-91b3-4a467353bcc0 Third Party AdvisoryUS Government Resource
https://www.fortinet.com/blog/threat-research/unveiling-the-weaponized-web-shell-encystphp 134c704f-9b21-4f2e-91b3-4a467353bcc0 ExploitThird Party Advisory
https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80 security-advisories@github.com Vendor Advisory

Indicators (2)

IOCs linked to the auto-promoted Threat row.

Type	Value	VirusTotal	Attached
cwe	`CWE-78`	no local data	2026-05-14 02:58 UTC
cve	`CVE-2025-64328`	no local data	2026-05-14 02:58 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2025-64328.json.

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