CVE-2025-66039

FreePBX Endpoint Manager is a module for managing telephony endpoints in FreePBX systems. Versions are vulnerable to authentication bypass when the authentication type is set to "webserver." When providing an Authorization header with an arbitrary value, a session is associated with the target user regardless of valid credentials. This issue is fixed in versions 16.0.44 and 17.0.23.

Affected products

Freepbx Endpoint Manager

Sangoma Freepbx

< 16.0.44, 17.0.23

Fix

Available

CVSS 3.1

9.8 CRITICAL

EPSS

3.3% (87th percentile)

Weakness

CWE-287

NVD status

Analyzed

Published

2025-12-09