CVE-2026-44183

CVE-2026-44183 affects Cleanuparr prior to 2.9.10. The vulnerability arises because TrustedNetworkAuthenticationHandler.ResolveClientIp uses the leftmost entry of the X-Forwarded-For header as the client IP, which is attacker-controlled since X-Forwarded-For is append-only. An unauthenticated rem...