Content No Cache | Serve uncached partial content even when you add it to a page that is fully cached. Security & Risk Analysis

The "content-no-cache" plugin v0.1.5 exhibits a mixed security posture. On the positive side, it demonstrates good practices by using prepared statements for all SQL queries and properly escaping a high percentage (90%) of its outputs, significantly mitigating risks of SQL injection and cross-site scripting. The absence of dangerous functions, file operations, and critical/high severity taint flows are also reassuring indicators.

However, several concerns warrant attention. The plugin has a history of two known CVEs, with one high and one medium severity vulnerability previously identified. While currently unpatched CVEs are zero, the past occurrence of complex vulnerabilities like "Code Injection" and "Authorization Bypass" suggests potential for recurring security weaknesses. The absence of nonce checks across all its entry points, particularly the two AJAX handlers, is a notable oversight. This could allow for Cross-Site Request Forgery (CSRF) attacks if an attacker can trick a logged-in user into triggering these actions. The presence of external HTTP requests, while not explicitly analyzed for risk in this data, represents another potential attack vector if not handled securely.

In conclusion, while the plugin has made strides in secure coding for common vulnerabilities, the historical CVEs and the lack of nonce checks on AJAX actions represent significant areas of concern. Developers should prioritize addressing these past vulnerabilities and implementing robust nonce verification to enhance the plugin's overall security.