High severity7.5NVD Advisory· Published Oct 10, 2026
CVE-2026-108161
CVE-2026-108161
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.
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Affected products
1Patches
Vulnerability mechanics
References
3- github.com/fusionpbx/fusionpbx/blob/ac4cd29870e3af67506390800904e262fee7e0ec/app/call_recordings/resources/classes/call_recordings.phpnvd
- github.com/fusionpbx/fusionpbx/commit/074a69310100f95171c67db62643cc2aac4f4d37nvd
- www.vulncheck.com/advisories/fusionpbx-through-5.6.5-os-command-injection-via-caller-id-in-recording-zip-downloadnvd
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