Description
FreePBX is an open source IP PBX. From 17.0.1 until 17.0.7, the FreePBX Music on Hold module permits dangerous command-line options for /usr/bin/mpg123 and other allowed players in validateCustomConfiguration() in Music.class.php. An authenticated administrator can use options that write files, open control channels, or create Asterisk call files because applicationUsesDisallowedPlayerOption() does not reject those arguments, resulting in arbitrary command execution as the asterisk service user. This issue is fixed in version 17.0.7.
Published: 2026-08-13
Score: 7.6 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Tue, 18 Aug 2026 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

threat_severity

Important


Mon, 17 Aug 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 14 Aug 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Freepbx
Freepbx music
Vendors & Products Freepbx
Freepbx music

Thu, 13 Aug 2026 21:45:00 +0000

Type Values Removed Values Added
Description FreePBX is an open source IP PBX. From 17.0.1 until 17.0.7, the FreePBX Music on Hold module permits dangerous command-line options for /usr/bin/mpg123 and other allowed players in validateCustomConfiguration() in Music.class.php. An authenticated administrator can use options that write files, open control channels, or create Asterisk call files because applicationUsesDisallowedPlayerOption() does not reject those arguments, resulting in arbitrary command execution as the asterisk service user. This issue is fixed in version 17.0.7.
Title Authenticated FreePBX Music RCE via mpg123 and Asterisk Call Files
Weaknesses CWE-78
References
Metrics cvssV4_0

{'score': 7.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-08-17T19:49:25.190Z

Reserved: 2026-08-13T14:04:09.606Z

Link: CVE-2026-73662

cve-icon Vulnrichment

Updated: 2026-08-17T19:49:16.692Z

cve-icon NVD

Status : Received

Published: 2026-08-13T22:17:27.787

Modified: 2026-08-17T20:16:46.603

Link: CVE-2026-73662

cve-icon Redhat

Severity : Important

Publid Date: 2026-08-13T21:27:14Z

Links: CVE-2026-73662 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-08-14T09:30:21Z

Weaknesses