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CVE-2025-55211

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Date: September 15, 2025

FreePBX is an open-source web-based graphical user interface. From 17.0.19.11 to before 17.0.21, authenticated users of the Administrator Control Panel (ACP) can run arbitrary shell commands by maliciously changing languages of the framework module. This vulnerability is fixed in 17.0.21.

Severity Score

Related Resources (3)

https://github.com/FreePBX/security-reporting/security/advisories/GHSA-xg83-m6q5-q24h
https://nvd.nist.gov/vuln/detail/CVE-2025-55211
https://www.mend.io/vulnerability-database/CVE-2025-55211

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

CWE-78

Top Fix

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Upgrade Version

Upgrade to version https://github.com/FreePBX/framework.git - release/17.0.21

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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