Description
FreePBX 16 contains an authenticated remote code execution vulnerability in the API module that allows attackers with valid session credentials to execute arbitrary commands. Attackers can exploit the 'generatedocs' endpoint by crafting malicious POST requests with bash command injection to establish remote shell access.
Affected products
sangoma: freepbx
References4
- www.exploit-db.com/exploits/52031 ExploitThird Party AdvisoryVDB Entry
- www.youtube.com/watch?v=rqFJ0BxwlLI Exploit
- www.freepbx.org/ Product
- www.vulncheck.com/advisories/freepbx-authenticated-remote-code-… Third Party Advisory
Metrics
- CVSS 3.1
-
8.8
HIGH
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 4.0
-
8.7
HIGH
Score source: CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - EPSS — exploit probability
- 4% percentile: 90 · as of 11 November 2026
- CWE
- CWE-78
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.