CVE-2026-8751

7.3 HIGH
Published: May 17, 2026 Modified: May 19, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://vuldb.com/submit/810107
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/vuln/364378
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/vuln/364378/cti
Source: cna@vuldb.com
Permissions Required VDB Entry

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.3 / 10.0
EPSS (Exploit Probability)
0.4%
32th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

h2o