CVE-2026-80138 [CRITICAL] – ClipBucket V5’s web installer fails to properly validate or escape the php_cli_filepath pa

ClipBucket V5’s web installer fails to properly validate or escape the php_cli_filepath parameter before passing it to shell execution. Unauthenticated attackers can submit a crafted POST request to the installer with a malicious php_cli_filepath value to execute arbitrary commands as the web server user.