Critical severity · published Nov 21, 2019
CVE-2019-19006
Sangoma FreePBX Improper Authentication Vulnerability
In wildKEV
9.8
CVSS
55.9%
EPSS
Yes
On KEV
Description
Sangoma FreePBX 115.0.16.26 and below, 14.0.13.11 and below, 13.0.197.13 and below have Incorrect Access Control.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)55.9% · higher than 99% of CVEs
Exploited in the wildYes
CISA KEVListed Feb 3, 2026
Federal remediation dueFeb 24, 2026
Ransomware campaign useNot known
Affected products
Which versions
FR
Freepbx · Sangoma
13.0.0.0 through 13.0.197.13; 14.0.0.0 through 14.0.13.11; 15.0.0.0 through 15.0.16.26 · source: NVD, KEV
In the news
VulnerabilityHigh
[CISA KEV] CVE-2019-19006: Sangoma FreePBX - Sangoma FreePBX Improper Authentication Vulnerability
Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.
FRFreePBXCVE-2019-19006
Feb 3, 2026·CISA KEV
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-19006
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-19006
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://www.freepbx.org/category/blog/
x_refsource_CONFIRM
https://wiki.freepbx.org/display/FOP/2019-11-20+Remote+Admin+Authentication+Bypass
x_refsource_MISC
https://community.freepbx.org/t/freepbx-security-vulnerability-sec-2019-001/62772
x_refsource_MISC
https://pastebin.com/2CdsQMKW
More from Freepbx
9.8
CVE-2025-57819
FreePBX Affected by Authentication Bypass Leading to SQL Injection and RCE
7.2
CVE-2025-64328
FreePBX Administration GUI is Vulnerable to Authenticated Command Injection
9.8
CVE-2026-73665
FreePBX UCP: Unauthenticated remote code execution via socket.io namespace auth bypass and AMI action injection
9.8
CVE-2026-73663
FreePBX: Unauthenticated SQL injection in FreePBX missedcall via inbound Caller ID name leads to administrator takeover
9.8
CVE-2026-46376
FreePBX: Unauthenticated Use of Hard-Coded Credentials Vulnerability in FreePBX UCP Interface