CVE-2020-36630: Sangoma FreePBX

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

A vulnerability was found in FreePBX cdr 14.0. It has been classified as critical. This affects the function ajaxHandler of the file ucp/Cdr.class.php. The manipulation of the argument limit/offset leads to sql injection. Upgrading to version 14.0.5.21 is able to address this issue. The name of the patch is f1a9eea2dfff30fb99d825bac194a676a82b9ec8. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-216771.

Affected products

• Sangoma FreePBX: from 14.0, before 14.0.5.21 (fixed in 14.0.5.21)

Published 2022-12-25. Last modified 2026-06-17.