CVE-2026-55882 Tilt: Unauthenticated pprof debug endpoints on the Tilt HUD server

Tilt defines dev environments as code for microservice apps on Kubernetes. From 0.19.5 through 0.37.3, the Tilt HUD server mounts Go net/http/pprof handlers under /debug with no access control. When the HUD or apiserver listener is network-exposed, an unauthenticated caller can read process memor...

Arc: Unauthenticated access to Go debug pprof endpoints leaks runtime state and enables CPU-burn DoS

Summary Arc registers Go's net/http/pprof handlers at /debug/pprof/ via app.Usepprof.New in internal/api/server.go, and /debug/pprof is added to PublicPrefixes in cmd/arc/main.go. The auth middleware short-circuits before the token check on prefix match, so the endpoints are reachable without any...