CVE-2026-8751
HighSummary
A security flaw has been discovered in h2oai h2o-3 up to version 7402 in the importBinaryModel function of the h2o-core/src/main/java/hex/Model.java file of the JAR Handler component. Manipulating this function leads to deserialization, which can be exploited in remote attacks.
Risk Assessment
This vulnerability poses a risk of remote attacks that could lead to unauthorized access to the system. The public release of the exploit increases the likelihood of this vulnerability being exploited.
Recommendation
It is recommended to upgrade to the latest version of h2oai h2o-3 to mitigate this vulnerability. Additionally, monitoring systems for unauthorized activities is advised.
Original NVD description (English source)
A security flaw has been discovered in h2oai h2o-3 up to 7402. This affects the function importBinaryModel of the file h2o-core/src/main/java/hex/Model.java of the component JAR Handler. Performing a manipulation results in deserialization. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.