CVE-2025-66039

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/9/2025

Last Modified2/2/2026

Sourcenvd

Honeypot Sightings0

Affected Products

sangoma:freepbx

Weaknesses (CWE)

CWE-287

References

https://github.com/FreePBX/framework/commit/04224253156543cd9932b90458660b2f19fc0e35#diff-72f14a52840a61504a8e03cd195035b44e488aecd634b001bc6412a04bdc940bR20-R50(security-advisories@github.com)

https://github.com/FreePBX/security-reporting/security/advisories/GHSA-9jvh-mv6x-w698(security-advisories@github.com)

https://www.freepbx.org/watch-what-we-do-with-security-fixes-%f0%9f%91%80(security-advisories@github.com)

IOC Correlations

No correlations recorded

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