CVE-2026-116581 Seroval: fromJSON deserializer trusts sequence doneAt (unauthenticated event-loop DoS)

Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. Prior to 1.6.8, fromJSON and fromCrossJSON do not validate a sequence node's done index. A crafted done index can create an iterator that never finishes when application code...