CVE-2025-57819 KEV EXPLOIT
9.8
CRITICAL · CVSS 3.1 · EPSS 85.5% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2025-09-19.
Description
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.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 85.46% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-89 |
| On CISA KEV | yes — remediate by 2025-09-19 |
| Public exploit | yes |
| Published | 2025-08-28 |
| Last modified | 2026-09-26 |
CISA KEV
| Name | Sangoma FreePBX Authentication Bypass Vulnerability |
|---|---|
| Added | 2025-08-29 |
| Due | 2025-09-19 |
| Vendor / product | Sangoma / FreePBX |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| sangoma | freepbx |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | FreePBX 17.0.2 - Remote Code Execution (RCE) | 2026-09-03 |
References
- https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203
- https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h
- https://github.com/watchtowrlabs/watchTowr-vs-FreePBX-CVE-2025-57819
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-57819
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