fix: corrected 404 handling for nginx

Author: thorsten

.docker/nginx/default.conf

@@ -49,6 +49,18 @@ server {
     # X-Frame-Options to prevent clickjacking
     add_header X-Frame-Options SAMEORIGIN;
 
+    # Error pages
+    error_page 403 = @error403;
+    error_page 404 = @error404;
+
+    location @error403 {
+        rewrite ^ /index.php?action=403 last;
+    }
+
+    location @error404 {
+        rewrite ^ /index.php?action=404 last;
+    }
+
     location / {
         index index.php;
         try_files $uri $uri/ @rewriteapp;
@@ -126,8 +138,8 @@ server {
         rewrite ^/setup/?$                                           /setup/index.php last;
         rewrite ^/update/?$                                          /update/index.php last;
 
-        # Fallback to front controller
-        rewrite ^ /index.php last;
+        # Fallback: return 404 if no rewrite rule matched
+        return 404;
     }
 
     location /admin/assets {
@@ -212,6 +224,18 @@ server {
     # X-Frame-Options to prevent clickjacking
     add_header X-Frame-Options SAMEORIGIN;
 
+    # Error pages
+    error_page 403 = @error403;
+    error_page 404 = @error404;
+
+    location @error403 {
+        rewrite ^ /index.php?action=403 last;
+    }
+
+    location @error404 {
+        rewrite ^ /index.php?action=404 last;
+    }
+
     location / {
         index index.php;
         try_files $uri $uri/ @rewriteapp;
@@ -286,8 +310,8 @@ server {
         rewrite ^/setup/                                             /setup/index.php last;
         rewrite ^/update/                                            /update/index.php last;
 
-        # Fallback to front controller
-        rewrite ^ /index.php last;
+        # Fallback: return 404 if no rewrite rule matched
+        return 404;
     }
 
     location /admin/assets {

nginx.conf

@@ -71,6 +71,18 @@ server {
     # X-Frame-Options to prevent clickjacking
     add_header X-Frame-Options SAMEORIGIN;
 
+    # Error pages
+    error_page 403 = @error403;
+    error_page 404 = @error404;
+
+    location @error403 {
+        rewrite ^ /index.php?action=403 last;
+    }
+
+    location @error404 {
+        rewrite ^ /index.php?action=404 last;
+    }
+
     location / {
         index index.php;
         try_files $uri $uri/ @rewriteapp;
@@ -148,8 +160,8 @@ server {
         rewrite ^/setup/?$                                           /setup/index.php last;
         rewrite ^/update/?$                                          /update/index.php last;
 
-        # Fallback to front controller
-        rewrite ^ /index.php last;
+        # Fallback: return 404 if no rewrite rule matched
+        return 404;
     }
 
     location /admin/assets {