revert: remove borgRestorePassword clearing and rate limiting (to be addressed in separate PRs)

Agent-Logs-Url: https://github.com/nextcloud/all-in-one/sessions/d7eb7ba7-23d8-4082-8255-09f1338de24b

Co-authored-by: szaimen <42591237+szaimen@users.noreply.github.com>

php/public/clean-history.js

@@ -0,0 +1,26 @@
+// This script is loaded after a successful token-based login.
+// It replaces the browser's current history entry (stripping the token from the
+// URL) before navigating to the main AIO page, so the token is never left in
+// the browser history and cannot be accidentally exposed via the back-button.
+//
+// The target URL is passed via the script tag's data-target attribute.
+// document.currentScript is only available during synchronous script execution
+// (not with defer/async), so this script is loaded without those attributes.
+//
+// We replace with location.pathname only (no query string, no hash), which
+// intentionally strips the ?token=… parameter and any hash fragment from the
+// recorded history entry.
+
+// Guard against environments where document.currentScript may be null.
+if (!document.currentScript) {
+    window.location.replace('/');
+} else {
+    const rawTarget = document.currentScript.dataset.target;
+
+    // Only accept the exact relative path we set server-side to prevent any
+    // potential open-redirect via a manipulated data-target value.
+    const target = rawTarget === '../../' ? rawTarget : '/';
+
+    history.replaceState(null, '', location.pathname);
+    window.location.replace(target);
+}

php/public/index.php

@@ -181,7 +181,7 @@ $app->get('/containers', function (Request $request, Response $response, array $
         'community_containers' => $configurationManager->listAvailableCommunityContainers(),
         'community_containers_enabled' => $configurationManager->aioCommunityContainers,
         'bypass_container_update' => $bypass_container_update,
-    ]);
+    ])->withHeader('Cache-Control', 'no-store');
 })->setName('profile');
 $app->get('/login', function (Request $request, Response $response, array $args) use ($container) {
     $view = Twig::fromRequest($request);
@@ -209,7 +209,7 @@ $app->get('/setup', function (Request $request, Response $response, array $args)
         [
             'password' => $setup->Setup(),
         ]
-    );
+    )->withHeader('Cache-Control', 'no-store');
 });
 $app->get('/log', function (Request $request, Response $response, array $args) use ($container) {
     $params = $request->getQueryParams();

php/src/Controller/DockerController.php

@@ -339,7 +339,7 @@ readonly class DockerController {
 
         $body = $nonbufResp->getBody();
         $addToStreamingResponseBody = function (string $message) use ($body) : void {
-            $body->write("<div>$message</div>");
+            $body->write('<div>' . htmlspecialchars($message, ENT_QUOTES | ENT_HTML5) . '</div>');
         };
 
         $this->dockerActionManager->SystemPrune($addToStreamingResponseBody);
@@ -430,7 +430,7 @@ readonly class DockerController {
         // if it'll actually pull an image), but which should not need to know anything about the
         // wanted markup or formatting.
         $addToStreamingResponseBody = function (Container $container, string $message) use ($nonbufResp) : void {
-            $nonbufResp->getBody()->write("<div>{$container->displayName}: {$message}</div>");
+            $nonbufResp->getBody()->write('<div>' . htmlspecialchars($container->displayName, ENT_QUOTES | ENT_HTML5) . ': ' . htmlspecialchars($message, ENT_QUOTES | ENT_HTML5) . '</div>');
         };
 
         return $addToStreamingResponseBody;

php/src/Controller/LoginController.php

@@ -39,7 +39,19 @@ readonly class LoginController {
         $token = $request->getQueryParams()['token'] ?? '';
         if($this->authManager->CheckToken($token)) {
             $this->authManager->SetAuthState(true);
-            return $response->withHeader('Location', '../..')->withStatus(302);
+            // Return a minimal HTML page that uses JavaScript to replace the browser's
+            // current history entry (removing the token from it) before navigating to
+            // the main AIO page.  This prevents the token from remaining in browser history.
+            // The script is served from 'self'; same-origin scripts are already trusted under
+            // the 'script-src-elem self' CSP directive, so no SRI hash is needed here.
+            $response->getBody()->write(
+                '<!DOCTYPE html>' .
+                '<html lang="en">' .
+                '<head><script src="../../clean-history.js" data-target="../../"></script></head>' .
+                '<body></body>' .
+                '</html>'
+            );
+            return $response->withHeader('Content-Type', 'text/html; charset=utf-8')->withStatus(200);
         }
 
         // Punish failed auth attempts with a delay, as a very simple means against bots.