Skysa Pinterest “Pin It” App Security & Risk Analysis

The skysa-pinterest-pin-it-app v1.4 plugin presents a significant security risk due to a lack of proper authentication and sanitization on its AJAX endpoints. The static analysis reveals two AJAX handlers, both of which lack any authentication checks, creating a direct attack vector for unauthorized actions. Furthermore, all identified SQL queries within the plugin are not using prepared statements, increasing the risk of SQL injection vulnerabilities, especially when combined with unsanitized input. While there is no known vulnerability history, this does not indicate a robust security posture, as the code itself exhibits critical weaknesses.

The taint analysis shows four flows with unsanitized paths, although they are not categorized as critical or high severity. This, coupled with the extremely low percentage of properly escaped output (4%), strongly suggests that even if direct SQL injection is not immediately apparent, cross-site scripting (XSS) vulnerabilities are highly probable. The absence of nonce checks and capability checks on the AJAX endpoints further exacerbates these risks. In conclusion, despite a clean vulnerability history, the plugin's implementation exposes multiple critical security flaws that require immediate attention.