Additional security headders to improve security score

dashboard1/changes.txt

@@ -1,3 +1,12 @@
+xlx db v2.4.4
+SECURITY UPDATE - Minor upgrade to further improve dashboard security
+
+ - "index.php"
+  * Added additional security headders to improve security score for dashbaord application.
+  * Add Content Security Policy
+  * Add Permissions Policy
+  * Add Transport Security Policy
+
 xlx db v2.4.3
 
 SECURITY UPDATE - All files updated to fix vulnerabilities

dashboard1/index.php

@@ -1,4 +1,22 @@
 <?php
+// Check if we are serving HTTPS
+function isHttps() {
+    // Check standard HTTPS indicators
+    if (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off') {
+        return true;
+    }
+    if (!empty($_SERVER['SERVER_PORT']) && $_SERVER['SERVER_PORT'] == 443) {
+        return true;
+    }
+    // Check for proxy/load balancer headers
+    if (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') {
+        return true;
+    }
+    if (!empty($_SERVER['HTTP_X_FORWARDED_SSL']) && $_SERVER['HTTP_X_FORWARDED_SSL'] === 'on') {
+        return true;
+    }
+    return false;
+}
 
 // Secure session configuration
 ini_set('session.cookie_httponly', 1);
@@ -10,10 +28,31 @@ if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on') {
 session_start();
 
 // Security headers
-header("X-Content-Type-Options: nosniff");
+$isHttps = isHttps();
 header("X-Frame-Options: SAMEORIGIN");
+header("X-Content-Type-Options: nosniff");
 header("X-XSS-Protection: 1; mode=block");
 header("Referrer-Policy: strict-origin-when-cross-origin");
+header("Permissions-Policy: geolocation=(), microphone=(), camera=()");
+
+// Build CSP based on protocol
+// Allow external images via both http: and https: since we can't control external links
+$imgSrc = $isHttps ? "'self' data: https:" : "'self' data: http: https:";
+
+$csp = "default-src 'self'; " .
+        "script-src 'self' 'unsafe-inline'; " .
+        "style-src 'self' 'unsafe-inline'; " .
+        "img-src {$imgSrc}; " .
+        "connect-src 'self'; " .
+        "frame-ancestors 'self'";
+
+header("Content-Security-Policy: " . $csp);
+
+// Only add HSTS if served over HTTPS
+if ($isHttps) {
+        // HSTS: Force HTTPS for 1 year, but don't include subdomains (might be on local network)
+        header("Strict-Transport-Security: max-age=31536000");
+}
 
 if (file_exists("./pgs/functions.php"))   { require_once("./pgs/functions.php"); } else { die("functions.php does not exist."); }
 if (file_exists("./pgs/config.inc.php"))  { require_once("./pgs/config.inc.php"); } else { die("config.inc.php does not exist."); }

dashboard1/pgs/config.inc.php

@@ -17,7 +17,7 @@ $VNStat      = array();
 
 $PageOptions['ContactEmail']                         = 'your_email';	// Support E-Mail address
 
-$PageOptions['DashboardVersion']                     = '2.4.3';		// Dashboard Version
+$PageOptions['DashboardVersion']                     = '2.4.4';		// Dashboard Version
 
 $PageOptions['PageRefreshActive']                    = true;		// Activate automatic refresh
 $PageOptions['PageRefreshDelay']                     = '10000';		// Page refresh time in miliseconds