CVE-2026-8751

MEDIUM EPSS 32.7%
Published May 17, 20261mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published May 17, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
32.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-20 Improper Input Validation Validation
CWE-502 Deserialization of Untrusted Data Validation

Affected Products 1

VendorProductVersionRange
h2oh2o* ≤7402

References 4

  • vuldb.com https://vuldb.com/submit/810107
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/364378
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/364378/cti
    Permissions RequiredVDB Entry
  • vulnplus-note.wetolink.com https://vulnplus-note.wetolink.com/share/b5nsQg6EcsBS
    Broken Link

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.