Date Author Title

FREEPBX ENCYSTPHP WEBSHELL

2026-04-13Johannes UllrichScans for EncystPHP Webshell

FREEPBX

2026-04-13/a>Johannes UllrichScans for EncystPHP Webshell
2025-10-07/a>Johannes UllrichExploit Against FreePBX (CVE-2025-57819) with code execution.

ENCYSTPHP

2026-04-13/a>Johannes UllrichScans for EncystPHP Webshell

WEBSHELL

2026-04-13/a>Johannes UllrichScans for EncystPHP Webshell
2026-04-07/a>Johannes UllrichA Little Bit Pivoting: What Web Shells are Attackers Looking for?
2025-09-25/a>Johannes UllrichWebshells Hiding in .well-known Places
2025-03-09/a>Johannes UllrichCommonly Probed Webshell URLs
2021-12-07/a>Johannes UllrichWebshells, Webshells everywhere!
2017-09-14/a>Xavier MertensAnother webshell, another backdoor!
2017-05-12/a>Xavier MertensWhen Bad Guys are Pwning Bad Guys...
2017-02-28/a>Xavier MertensAnalysis of a Simple PHP Backdoor
2016-07-13/a>Xavier MertensThe Power of Web Shells