Sicherheit: HTTP-Security-Header und Origin-Prüfung für schreibende Routen
- X-Frame-Options/CSP frame-ancestors gegen Clickjacking, nosniff, Referrer-Policy, Permissions-Policy - Origin-Check als CSRF-Defense-in-Depth für /api/admin/users und /logout (zusätzlich zu SameSite=Lax-Cookies und JSON-Content-Type)
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@@ -1,7 +1,11 @@
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import { NextResponse } from "next/server";
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import { createClient } from "@/lib/supabase/server";
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import { isSameOrigin } from "@/lib/origin";
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export async function POST(request: Request) {
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if (!isSameOrigin(request)) {
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return NextResponse.json({ error: "Nicht erlaubt." }, { status: 403 });
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}
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const supabase = await createClient();
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await supabase.auth.signOut();
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return NextResponse.redirect(new URL("/login", request.url), { status: 303 });
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