CVE-2026-108161 FusionPBX - Command Injection

FusionPBX through 5.6.5 contains a command injection vulnerability caused by improper sanitization of caller ID values in call_recordings::download(), letting unauthenticated attackers execute OS commands as the web server user when privileged users download multiple recordings as a ZIP, exploit requires record_name filename template enabled.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
1.10% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
10 October 2026
Updated
15 October 2026
Weakness
CWE-78

Vendor fix

Update to the latest version beyond 5.6.5.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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