CVE-2026-107725
High
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.
SeverityHigh
CVSS8.7
Exploit probability—
ProductCom.hazelcast:hazelcast
PublishedOct 8, 2026
First seenOct 8, 2026
Weakness typeCWE-862Missing authorization
How to fix
Update
- com.hazelcast:hazelcast5.7.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| com.hazelcast:hazelcastMaven | 5.6.0 ≤ v < 5.7.0, 5.5.0 ≤ v < 5.7.0, v < 5.7.0 | 5.7.0 |
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