Findings

CVE-2025-57819

Sangoma FreePBX Authentication Bypass Vulnerability

Published Aug 28, 2025 · updated Sep 25, 2026 · sangoma freepbx

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.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 28, 2025 · Catalog

    Detected

    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.

  2. Aug 29, 2025 · 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. Sep 19, 2025 · 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. Sep 25, 2026 · Catalog

    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.

Required action

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

CISA due date Sep 19, 2025

Affected

  • cpe sangoma/freepbxversion unspecified
  • vendor Sangoma FreePBXversion unspecified

Sources

  • CISA KEVCVE-2025-57819

    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.gov
  • CVE.orgCVE-2025-57819

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2025-57819

    30-day exploitation probability 86.3%

    first.org
  • Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit Modulesexploit_unix/http/freepbx_unauth_sqli_to_rce

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2025-57819

    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 exe

    nvd.nist.gov

References

CVE-2025-57819 · ZeroDay Findings