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Vulnerabilities

Vulnerability · CVE-2019-19006

Sangoma FreePBX Improper Authentication Vulnerability

Published Nov 21, 2019 · catalog updated Jun 17, 2026 · Sangoma FreePBX

Patch now

CVE-2019-19006 is in the CISA known-exploited catalog, due Feb 24, 2026. Confirm Sangoma FreePBX against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
55.95%
Remediation
Remediation guidance
Affected products
cpe sangoma/freepbx · vendor Sangoma FreePBX

Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe sangoma/freepbxversion unspecified
  • vendor Sangoma FreePBXversion unspecified

How to fix CVE-2019-19006

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-19006 is in the CISA known-exploited catalog, due Feb 24, 2026. Confirm Sangoma FreePBX against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-287: Improper Authentication. EPSS 55.95%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 21, 2019 · Catalog

    Detected

    Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.

  2. Feb 3, 2026 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  3. Feb 24, 2026 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  4. Jun 17, 2026 · Catalog

    Updated

    Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.

Sources

  • CISA KEVConfirmed exploitationCVE-2019-19006

    Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2019-19006

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2019-19006

    30-day exploitation probability 55.9%

    first.org
  • NIST NVDVulnerability recordCVE-2019-19006

    Sangoma FreePBX 115.0.16.26 and below, 14.0.13.11 and below, 13.0.197.13 and below have Incorrect Access Control.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2019-19006

    Sangoma FreePBX contains an improper authentication vulnerability that potentially allows unauthorized users to bypass password authentication and access services provided by the FreePBX admin.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.