Pico 3.0.0-alpha.2 Exploit ⭐ No Login

If an exploit can inject malicious code into a Markdown file's YAML front matter that is then rendered via an unsanitized Twig filter, the server may execute arbitrary PHP commands. The Impact: Full server compromise. 3. Insecure Plugin Hooks

If you are currently testing Pico 3.0.0-alpha.2, it is vital to remember that To secure your installation: Pico 3.0.0-alpha.2 Exploit

If successful, this allows an unauthorized user to read sensitive system files like /etc/passwd or the CMS's own configuration files ( config/config.yml ), which may contain API keys or secret salts. 2. Remote Code Execution (RCE) via Twig Templates If an exploit can inject malicious code into

Ensure debug mode is turned off in your PHP configuration to prevent sensitive path leakage during a crash. Insecure Plugin Hooks If you are currently testing Pico 3

Pico uses the Twig templating engine. In alpha 2, certain edge cases in how custom themes or user-contributed plugins interact with the Twig environment could lead to RCE.

Pico has traditionally been praised for its simplicity—no database, just Markdown files. The leap to version 3.0 introduced a revamped plugin system and internal routing logic. While these features increase flexibility, they also expanded the attack surface, particularly regarding how the CMS handles user-inputted file paths and plugin configurations. Known Vulnerability Vectors 1. Path Traversal & Local File Inclusion (LFI)

Ensure the webserver user has the absolute minimum permissions required to read the content and themes folders.