CVE-2026-34234 CtrlPanel: Unauthenticated RCE using installer script

CtrlPanel is open-source billing software for hosting providers. In versions 1.1.1 and prior, the web-based installer public/installer/index.php is vulnerable to unauthenticated Remote Code Execution RCE because it performs the install.lock check only after including and executing form handler...

CVE-2026-34234

CVE-2026-34234 affects CtrlPanel (open-source hosting-provider billing) versions up to 1.1.1. The web installer at public/installer/index.php executes form handlers before install.lock gating and uses unsanitized user input in shell commands, enabling unauthenticated RCE. A PoC demonstrates a cra...

PT-2026-42016

Name of the Vulnerable Software and Affected Versions CtrlPanel versions prior to 1.2.0 Description The web-based installer at the endpoint "public/installer/index.php" allows unauthenticated Remote Code Execution RCE, which is the ability to execute arbitrary commands on a remote machine. The...