diff --git a/app/Console/Commands/ClearViews.php b/app/Console/Commands/ClearViews.php
index 678c64d33..35356210b 100644
--- a/app/Console/Commands/ClearViews.php
+++ b/app/Console/Commands/ClearViews.php
@@ -18,7 +18,7 @@ class ClearViews extends Command
      *
      * @var string
      */
-    protected $description = 'Clear all view-counts for all entities.';
+    protected $description = 'Clear all view-counts for all entities';
 
     /**
      * Create a new command instance.
diff --git a/app/Console/Commands/CopyShelfPermissions.php b/app/Console/Commands/CopyShelfPermissions.php
index d9a1c1d72..6b5d35a47 100644
--- a/app/Console/Commands/CopyShelfPermissions.php
+++ b/app/Console/Commands/CopyShelfPermissions.php
@@ -23,7 +23,7 @@ class CopyShelfPermissions extends Command
      *
      * @var string
      */
-    protected $description = 'Copy shelf permissions to all child books.';
+    protected $description = 'Copy shelf permissions to all child books';
 
     /**
      * @var BookshelfRepo
diff --git a/app/Console/Commands/DeleteUsers.php b/app/Console/Commands/DeleteUsers.php
index 68c5bb738..c73c883de 100644
--- a/app/Console/Commands/DeleteUsers.php
+++ b/app/Console/Commands/DeleteUsers.php
@@ -25,7 +25,7 @@ class DeleteUsers extends Command
      *
      * @var string
      */
-    protected $description = 'Delete users that are not "admin" or system users.';
+    protected $description = 'Delete users that are not "admin" or system users';
 
     public function __construct(User $user, UserRepo $userRepo)
     {
diff --git a/app/Console/Commands/RegenerateSearch.php b/app/Console/Commands/RegenerateSearch.php
index d27d73edc..dc57f2cea 100644
--- a/app/Console/Commands/RegenerateSearch.php
+++ b/app/Console/Commands/RegenerateSearch.php
@@ -3,6 +3,7 @@
 namespace BookStack\Console\Commands;
 
 use BookStack\Entities\SearchService;
+use DB;
 use Illuminate\Console\Command;
 
 class RegenerateSearch extends Command
@@ -26,7 +27,7 @@ class RegenerateSearch extends Command
     /**
      * Create a new command instance.
      *
-     * @param \BookStack\Entities\SearchService $searchService
+     * @param SearchService $searchService
      */
     public function __construct(SearchService $searchService)
     {
@@ -41,14 +42,14 @@ class RegenerateSearch extends Command
      */
     public function handle()
     {
-        $connection = \DB::getDefaultConnection();
+        $connection = DB::getDefaultConnection();
         if ($this->option('database') !== null) {
-            \DB::setDefaultConnection($this->option('database'));
-            $this->searchService->setConnection(\DB::connection($this->option('database')));
+            DB::setDefaultConnection($this->option('database'));
+            $this->searchService->setConnection(DB::connection($this->option('database')));
         }
 
         $this->searchService->indexAllEntities();
-        \DB::setDefaultConnection($connection);
+        DB::setDefaultConnection($connection);
         $this->comment('Search index regenerated');
     }
 }
diff --git a/app/Console/Commands/UpdateUrl.php b/app/Console/Commands/UpdateUrl.php
new file mode 100644
index 000000000..b95e277d1
--- /dev/null
+++ b/app/Console/Commands/UpdateUrl.php
@@ -0,0 +1,91 @@
+<?php
+
+namespace BookStack\Console\Commands;
+
+use Illuminate\Console\Command;
+use Illuminate\Database\Connection;
+
+class UpdateUrl extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'bookstack:update-url
+                            {oldUrl : URL to replace}
+                            {newUrl : URL to use as the replacement}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Find and replace the given URLs in your BookStack database';
+
+    protected $db;
+
+    /**
+     * Create a new command instance.
+     *
+     * @return void
+     */
+    public function __construct(Connection $db)
+    {
+        $this->db = $db;
+        parent::__construct();
+    }
+
+    /**
+     * Execute the console command.
+     *
+     * @return mixed
+     */
+    public function handle()
+    {
+        $oldUrl = str_replace("'", '', $this->argument('oldUrl'));
+        $newUrl = str_replace("'", '', $this->argument('newUrl'));
+
+        $urlPattern = '/https?:\/\/(.+)/';
+        if (!preg_match($urlPattern, $oldUrl) || !preg_match($urlPattern, $newUrl)) {
+            $this->error("The given urls are expected to be full urls starting with http:// or https://");
+            return 1;
+        }
+
+        if (!$this->checkUserOkayToProceed($oldUrl, $newUrl)) {
+            return 1;
+        }
+
+        $columnsToUpdateByTable = [
+            "attachments" => ["path"],
+            "pages" => ["html", "text", "markdown"],
+            "images" => ["url"],
+            "comments" => ["html", "text"],
+        ];
+
+        foreach ($columnsToUpdateByTable as $table => $columns) {
+            foreach ($columns as $column) {
+                $changeCount = $this->db->table($table)->update([
+                    $column => $this->db->raw("REPLACE({$column}, '{$oldUrl}', '{$newUrl}')")
+                ]);
+                $this->info("Updated {$changeCount} rows in {$table}->{$column}");
+            }
+        }
+
+        $this->info("URL update procedure complete.");
+        return 0;
+    }
+
+    /**
+     * Warn the user of the dangers of this operation.
+     * Returns a boolean indicating if they've accepted the warnings.
+     */
+    protected function checkUserOkayToProceed(string $oldUrl, string $newUrl): bool
+    {
+        $dangerWarning = "This will search for \"{$oldUrl}\" in your database and replace it with  \"{$newUrl}\".\n";
+        $dangerWarning .= "Are you sure you want to proceed?";
+        $backupConfirmation = "This operation could cause issues if used incorrectly. Have you made a backup of your existing database?";
+
+        return $this->confirm($dangerWarning) && $this->confirm($backupConfirmation);
+    }
+}
diff --git a/tests/CommandsTest.php b/tests/CommandsTest.php
index 099af2939..e55b047d4 100644
--- a/tests/CommandsTest.php
+++ b/tests/CommandsTest.php
@@ -5,6 +5,7 @@ use BookStack\Entities\Bookshelf;
 use BookStack\Entities\Page;
 use BookStack\Auth\User;
 use BookStack\Entities\Repos\PageRepo;
+use Symfony\Component\Console\Exception\RuntimeException;
 
 class CommandsTest extends TestCase
 {
@@ -166,4 +167,31 @@ class CommandsTest extends TestCase
         $this->assertDatabaseHas('entity_permissions', ['restrictable_id' => $child->id, 'action' => 'view', 'role_id' => $editorRole->id]);
         $this->assertDatabaseHas('entity_permissions', ['restrictable_id' => $child->id, 'action' => 'update', 'role_id' => $editorRole->id]);
     }
+
+    public function test_update_url_command_updates_page_content()
+    {
+        $page = Page::query()->first();
+        $page->html = '<a href="https://example.com/donkeys"></a>';
+        $page->save();
+
+        $this->artisan('bookstack:update-url https://example.com https://cats.example.com')
+            ->expectsQuestion("This will search for \"https://example.com\" in your database and replace it with  \"https://cats.example.com\".\nAre you sure you want to proceed?", 'y')
+            ->expectsQuestion("This operation could cause issues if used incorrectly. Have you made a backup of your existing database?", 'y');
+
+        $this->assertDatabaseHas('pages', [
+            'id' => $page->id,
+            'html' => '<a href="https://cats.example.com/donkeys"></a>'
+        ]);
+    }
+
+    public function test_update_url_command_requires_valid_url()
+    {
+        $badUrlMessage = "The given urls are expected to be full urls starting with http:// or https://";
+        $this->artisan('bookstack:update-url //example.com https://cats.example.com')->expectsOutput($badUrlMessage);
+        $this->artisan('bookstack:update-url https://example.com htts://cats.example.com')->expectsOutput($badUrlMessage);
+        $this->artisan('bookstack:update-url example.com https://cats.example.com')->expectsOutput($badUrlMessage);
+
+        $this->expectException(RuntimeException::class);
+        $this->artisan('bookstack:update-url https://cats.example.com');
+    }
 }