August 29, 2025 · Applied Cybernetics Group
CVE-2025-57819 — Sangoma FreePBX
Sangoma FreePBX Authentication Bypass Vulnerability
- Added to KEV
2025-08-29- Federal due date
2025-09-19- Vendor
- Sangoma
- Product
- FreePBX
- EPSS
- 99.0th percentile (score 0.770, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2025-57819
CISA short description
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.
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.