Unrated severityNVD Advisory· Published Dec 9, 2025· Updated Feb 26, 2026
FreePBX Endpoint Manager Allows Unauthenticated Logins to Administrator Control Panel via Forged Basic Auth Header
CVE-2025-66039
Description
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
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/FreePBX/framework/commit/04224253156543cd9932b90458660b2f19fc0e35mitrex_refsource_MISC
- github.com/FreePBX/security-reporting/security/advisories/GHSA-9jvh-mv6x-w698mitrex_refsource_CONFIRM
- www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80mitrex_refsource_MISC
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