CVE-2025-57819: Sangoma FreePBX Authentication Bypass Vulnerability

Published Aug 28, 2025
·
Updated

FreePBX is an open-source web-based graphical user interface. FreePBX 15, 16, and 17 endpoints are vulnerable due to insufficiently sanitized user-supplied data allowing unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution. This issue has been patched in endpoint versions 15.0.66, 16.0.89, and 17.0.3.

Other sources

Sangoma FreePBX contains an authentication bypass vulnerability due to insufficiently sanitized user-supplied data allows unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution.

CISA

Affected Software

3 affected components
FreePBX FreePBX>=15<15.0.66, >=16<16.0.89, >=17<17.0.3
Sangoma FreePBX
Sangoma FreePBX >=15.0<15.0.66

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Sangoma FreePBX to a version that resolves this vulnerability.

    Fixed in 15.0.66
  2. Upgrade

    Upgrade Sangoma FreePBX to a version that resolves this vulnerability.

    Fixed in 16.0.89
  3. Upgrade

    Upgrade Sangoma FreePBX to a version that resolves this vulnerability.

    Fixed in 17.0.3

Event History

Aug 28, 2025
CVE Published
via MITRE·04:45 PM
Data Sourced
via MITRE·04:45 PM
DescriptionWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Aug 29, 2025
Known Exploited
via CISA·12:00 AM
Data Sourced
via CISA·12:00 AM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-57819?

CVE-2025-57819 is considered a critical vulnerability due to the potential for unauthenticated access to FreePBX Administrator and arbitrary database manipulation.

2

How do I fix CVE-2025-57819?

To fix CVE-2025-57819, update your FreePBX installation to the latest version as specified in the security advisories.

3

Which versions of FreePBX are affected by CVE-2025-57819?

FreePBX versions 15.0.66 and below, 16.0.89 and below, and 17.0.3 and below are affected by CVE-2025-57819.

4

What kind of access does CVE-2025-57819 allow an attacker?

CVE-2025-57819 allows an attacker to gain unauthenticated access to FreePBX Administrator, potentially leading to arbitrary code execution.

5

How can I mitigate risks associated with CVE-2025-57819?

To mitigate risks from CVE-2025-57819, ensure that administrator access is locked down and limit network exposure while upgrading to a patched version of FreePBX.

Contact

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