As modern frameworks abstract away raw server parsing, the .shtml file fades into obscurity. However, the lesson remains:
Unlike a regular .html file, an .shtml file is processed by the web server before being sent to the browser. The server scans the file for special directives like: inurl view index shtml 14
https://example.com/news/view.shtml?14 Or URL rewriting without question marks: As modern frameworks abstract away raw server parsing, the
https://example.com/news/view/14/ If a server still runs mod_include with an old version of Apache (e.g., 1.3 or 2.2) and allows user-supplied input to be parsed by SSI, it may be vulnerable to Server Side Includes Injection (SSI Injection) . inurl view index shtml 14