CVE-2026-46415 Caddy Defender trusted proxy client IP bypass

The Caddy Defender plugin is a middleware for Caddy that allows users to block or manipulate requests based on the client's IP address. Prior to version 0.10.1, Caddy Defender used r.RemoteAddr when evaluating whether a request should be blocked. RemoteAddr is the address of the immediate peer...

CVE-2026-46356

Fleet (open-source device management) before v4.80.1 is vulnerable: an IP extraction flaw lets unauthenticated attackers bypass per-IP rate limits by rotating headers like True-Client-IP, X-Real-IP, or X-Forwarded-For, enabling brute-force or credential stuffing on exposed instances. Root cause: ...