free5GC's SMF UPI DELETE /upi/v1/upNodesLinks/{ref} panics on AN-node deletion via nil UPF dereference; unauthenticated, state-mutating in github.com/free5gc/smf
{
"review_status": "UNREVIEWED",
"url": "https://pkg.go.dev/vuln/GO-2026-5537"
}