cvedb.io
CVE-2026-43865
HIGH · CVSS 8.1
EPSS exploitation probability: 0%
Published 2026-07-06T09:16:35.787 · Last modified 2026-07-06T19:17:03.453

Summary

Deserialization of Untrusted Data vulnerability in Apache Camel Hazelcast component. The camel-hazelcast component creates and manages Hazelcast instances using a default configuration that applies no Java deserialization filter. When Camel builds the Hazelcast Config itself - that is, when no user-supplied HazelcastInstance, hazelcastConfigUri, or referenced Config bean is provided - neither Hazelcast's JavaSerializationFilterConfig nor a Camel-side ObjectInputFilter is configured, so objects received over the Hazelcast cluster protocol are deserialized inside Hazelcast's own serialization layer (ObjectInputStream.readObject) before Camel ever processes them. An attacker who can join or otherwise reach the Hazelcast cluster can publish a crafted serialized Java object that is then deseri

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.