It was found that the Hotrod client in Infinispan before 9.2.0.CR1 would unsafely read deserialized data on information from the cache

It was found that the Hotrod client in Infinispan before 9.2.0.CR1 would unsafely read deserialized data on information from the cache. An authenticated attacker could inject a malicious object into the data cache and attain deserialization on the client, and possibly conduct further attacks.