fix: Security 24 vulnerabilities across auth, rate limiting, and uploads

.github/copilot-instructions.md

@@ -15,7 +15,7 @@ The repository is a monorepo for the VitNode framework, which includes a backend
 - **Frontend:**
   - TanStack Start on Vite, file-based routes under `apps/web/src/routes/`
   - Navigation: use `@vitnode/core/tanstack/layout`'s `RouterLink`, or TanStack
-    Router's own `Link` / `useNavigate`. Next.js is not a dependency.
+    Router's own `Link` / `useNavigate`.
   - Forms: Use `react-hook-form@7`, `createServerFn` for mutations
   - UI: Shadcn UI, Tailwind CSS 4, dark/light mode with system detection
   - i18n: Use `use-intl`, `t('key')` for translations, `createTranslator`

apps/api/.env.example

@@ -4,10 +4,10 @@ REDIS_URL=redis://localhost:6379
 # Origin of the web application (`apps/web`, `vite dev --port 3000`). This API
 # trusts it for CORS and CSRF on credentialed browser requests, so a wrong
 # port here shows up as a blocked upload rather than an obvious error.
-NEXT_PUBLIC_WEB_URL=http://localhost:3000
+VITNODE_WEB_URL=http://localhost:3000
 # Public origin of this API. Used to build absolute upload URLs for the Local
 # storage adapter, so it must match where the server is reachable.
-NEXT_PUBLIC_API_URL=http://localhost:8000
+VITNODE_API_URL=http://localhost:8000
 
 # === CRON Secret for Internal API Calls ===
 CRON_SECRET=your-secure-cron-secret-key

apps/api/docker-compose.yml

@@ -13,7 +13,8 @@ services:
     volumes:
       - ../../docker/dev:/var/lib/postgresql/data
     ports:
-      - "5432:5432"
+      # Loopback only - these are development containers with a default password.
+      - "127.0.0.1:5432:5432"
     networks:
       - vitnode_dev
 
@@ -23,7 +24,7 @@ services:
     restart: unless-stopped
     command: redis-server --requirepass ${REDIS_PASSWORD-root}
     ports:
-      - "6379:6379"
+      - "127.0.0.1:6379:6379"
     networks:
       - vitnode_dev
 

apps/api/migrations/20260906174535_canonicalize_user_emails/migration.sql

@@ -0,0 +1,49 @@
+WITH normalized AS (
+	SELECT "id", "email", lower(btrim("email")) AS "normalized" FROM "core_users"
+), split AS (
+	SELECT
+		"id",
+		"email",
+		"normalized",
+		CASE WHEN length("normalized") - length(replace("normalized", '@', '')) = 1
+			THEN split_part("normalized", '@', 1) END AS "localPart",
+		CASE WHEN length("normalized") - length(replace("normalized", '@', '')) = 1
+			THEN split_part("normalized", '@', 2) END AS "domain"
+	FROM normalized
+), canonical AS (
+	SELECT
+		"id",
+		"email",
+		CASE
+			WHEN "localPart" IS NULL OR "localPart" = '' OR "domain" = '' OR left("localPart", 1) = '"'
+				THEN "normalized"
+			WHEN "domain" IN ('gmail.com', 'googlemail.com')
+				THEN CASE
+					WHEN replace(split_part("localPart", '+', 1), '.', '') = '' THEN "normalized"
+					ELSE replace(split_part("localPart", '+', 1), '.', '') || '@gmail.com'
+				END
+			WHEN "domain" IN (
+				'fastmail.com', 'fastmail.fm', 'gmx.com', 'gmx.de', 'gmx.net',
+				'icloud.com', 'mac.com', 'me.com', 'pm.me', 'proton.me',
+				'protonmail.com', 'yandex.com', 'yandex.ru', 'zoho.com'
+			) OR "domain" ~ '^(outlook|hotmail|live|msn)\.[a-z]{2,}(\.[a-z]{2,})?$'
+				THEN CASE
+					WHEN split_part("localPart", '+', 1) = '' THEN "normalized"
+					ELSE split_part("localPart", '+', 1) || '@' || "domain"
+				END
+			ELSE "normalized"
+		END AS "canonical"
+	FROM split
+)
+UPDATE "core_users" AS u SET "email" = c."canonical"
+FROM canonical c
+WHERE c."id" = u."id"
+	AND c."canonical" <> u."email"
+	AND NOT EXISTS (
+		SELECT 1 FROM "core_users" taken
+		WHERE taken."email" = c."canonical" AND taken."id" <> c."id"
+	)
+	AND NOT EXISTS (
+		SELECT 1 FROM canonical rival
+		WHERE rival."canonical" = c."canonical" AND rival."id" < c."id"
+	);