CVE-2026-108161

FusionPBX through 5.6.5 OS Command Injection via Caller ID in Recording ZIP Download

Published Oct 10, 2026 CVSS 4.0 · 7.7 High EPSS 1.1% KEV · Not listed
Description
FusionPBX through 5.6.5 contains an OS command injection vulnerability in call_recordings::download() that allows unauthenticated attackers to execute commands by placing calls with malicious caller ID values. When the record_name filename template is enabled, attackers can embed shell metacharacters like $(...) in the Caller-ID name or number, executing commands as the web server user once a privileged user downloads multiple recordings as a ZIP.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description FusionPBX through 5.6.5 contains an OS command injection vulnerability in call_recordings::download() that allows unauthenticated attackers to execute commands by placing calls with malicious caller ID values. When the record_name filename template is enabled, attackers can embed shell metacharacters like $(...) in the Caller-ID name or number, executing commands as the web server user once a privileged user downloads multiple recordings as a ZIP.
Title FusionPBX through 5.6.5 OS Command Injection via Caller ID in Recording ZIP Download
First Time appeared Fusionpbx
Fusionpbx fusionpbx
Weaknesses CWE-78
CPEs cpe:2.3:a:fusionpbx:fusionpbx:*:*:*:*:*:*:*:*
Vendors & Products Fusionpbx
Fusionpbx fusionpbx
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.7, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 14, 2026, 2:17 AM
Reserved
Oct 9, 2026, 3:41 PM
Status
Deferred
Published
Oct 10, 2026, 2:16 PM
Modified
Oct 16, 2026, 7:18 PM