This is a writeup detailing a PHP restriction bypass vulnerability in cPanel (CVE-2026-106215). The vulnerability allows local attackers to execute arbitrary PHP code by exploiting the inclusion of malicious files in the `.fantasticodata` directory, bypassing `safe_mode`, `disable_functions`, and `mod_security`.
Classification
Writeup 90%
Target:
cPanel <= 11.25
Auth required
Prerequisites:
Local access to the cPanel environment · Ability to write files to the `.fantasticodata` directory