EEF-CVE-2026-105274 hex_core decompresses registry and Erlang term API responses without size limits

Summary Improper Handling of Highly Compressed Data Data Amplification vulnerability in hexpm hexcore allows an untrusted repository mirror, or a server answering hexcore's API requests, to exhaust the memory of the Erlang VM running hexcore. The same code is vendored in Hex mixhexrepo, mixhexapi...