CVE-2026-107725

Hazelcast: Authorization bypass in IMap Predicates API

State: Published
Severity: 8.7 High
Published: Oct 8, 2026
Updated: Oct 9, 2026
Reserved: Oct 8, 2026

Description

Hazelcast is a unified real-time data platform combining stream processing with a fast data store. Prior to 5.4.5, 5.5.10, and 5.6.1, missing authorization checks in the IMap Predicates API allow a malicious client with limited privileges to execute arbitrary code on a Hazelcast cluster member. This issue is fixed in versions 5.4.5, 5.5.10, 5.6.1, and 5.7.0.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
hazelcasthazelcast	< 5.4.5Affected >= 5.5.0, < 5.5.10Affected >= 5.6.0, < 5.6.1Affected

References

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