Hazelcast

Everything Threat Times has reported about Hazelcast: 2 stories, newest first. Part of our Vulnerabilities coverage.

Vulnerabilities

Critical RCE in Hazelcast IMap Predicates API Affects Versions Before 5.4.5, 5.5.10, and 5.6.1

Threat TimesOct 8, 2026

Missing authorization checks in the Hazelcast IMap Predicates API allow limited-privilege clients to execute arbitrary code on cluster members.

Vulnerabilities

Critical Hazelcast Flaw Allows Arbitrary Memory Reads and Remote Code Execution

Threat TimesOct 8, 2026

CVE-2026-107726 enables malicious clients to crash cluster members and execute code via improper data validation in Java heap and JVM memory.