CVE-2025-5662 – H2O-3 MySQL JDBC Driver RCE Deserialization Vulnerability

CVE ID : CVE-2025-5662

Published : Sept. 2, 2025, 12:15 p.m. | 49 minutes ago

Description : A deserialization vulnerability exists in the H2O-3 REST API (POST /99/ImportSQLTable) that affects all versions up to 3.46.0.7. This vulnerability allows remote code execution (RCE) due to improper validation of JDBC connection parameters when using a Key-Value format. The vulnerability is present in the MySQL JDBC Driver version 8.0.19 and JDK version 8u112. The issue is resolved in version 3.46.0.8.

Severity: 9.8 | CRITICAL

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