In Akka through 2.10.6, akka-cluster-metrics uses Java serialization for cluster metrics.
{ "nvd_published_at": "2025-06-28T23:15:21Z", "severity": "MODERATE", "github_reviewed_at": "2025-06-30T21:21:59Z", "github_reviewed": true, "cwe_ids": [ "CWE-502" ] }