CVE-2026-28209: Improper Neutralization of Special Elements used in an OS Command

FreePBX is an open source IP PBX. From versions 16.0.17.2 to before 16.0.20 and from version 17.0.2.4 to before 17.0.5, a command injection vulnerability exists in FreePBX when using the ElevenLabs Text-to-Speech TTS engine in the recordings module. This issue has been patched in versions 16.0.20...

FreePBX operating system command injection vulnerability

FreePBX is a set of tools from the FreePBX project that allow configuration of Asterisk an IP telephony system through a GUI graphical web-based interface. Versions of FreePBX prior to 16.0.20 and 17.0.5 had an operating system command injection vulnerability. This vulnerability stemmed from the...

PT-2026-23489

Name of the Vulnerable Software and Affected Versions FreePBX versions 16.0.17.2 through 16.0.20 FreePBX versions 17.0.2.4 through 17.0.5 Description FreePBX, an open source IP PBX, contains a command injection issue within the recordings module when utilizing the ElevenLabs Text-to-Speech TTS...