CVE-2025-5662: 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…

PriorityP263critical9.8CVSS 3.0

AVNACLPRNUINSUCHIHAH

EPSS

0.64%

46.1th percentile

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.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
h2oai	h2oai_h2o-3	>= unspecified < 3.46.0.8	3.46.0.8

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