CVE-2026-8750— h2oai h2o-3 ImportFile API PersistNFS.java importFiles information disclosure
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-8750
Vulnerability Information
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Vulnerability Title
h2oai h2o-3 ImportFile API PersistNFS.java importFiles information disclosure
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in h2oai h2o-3 up to 7402. Affected by this issue is the function importFiles of the file h2o-core/src/main/java/water/persist/PersistNFS.java of the component ImportFile API. Such manipulation leads to information disclosure. The attack can be executed remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
H2O 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
H2O是H2O.ai开源的一个用于分布式、可扩展机器学习的内存平台。 H2O 7402及之前版本存在信息泄露漏洞，该漏洞源于ImportFile API组件中PersistNFS.java文件的importFiles函数存在信息泄露。攻击者可能远程利用此漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-8750
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Other References for CVE-2026-8750 (1)
- Not foundexploit
Same Patch Batch · h2oai · 2026-05-17 · 3 CVEs total
| CVE-2026-8751 | 7.3 HIGH | h2oai h2o-3 JAR Model.java importBinaryModel deserialization |
| CVE-2026-8752 | 5.3 MEDIUM | h2oai h2o-3 Rapids setproperty Primitive AstSetProperty.java exec access control |
IV. Related Vulnerabilities
Same product: h2o-3
- CVE-2026-8752
h2oai h2o-3 Rapids setproperty Primitive AstSetProperty.java - CVE-2026-8751
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h2oai h2o-3 H2 JDBC Driver ImportSQLTable deserialization - CVE-2025-10768
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Same vendor: h2oai
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h2oai h2o-3 Rapids setproperty Primitive AstSetProperty.java - CVE-2026-8751
h2oai h2o-3 JAR Model.java importBinaryModel deserialization - CVE-2026-3960
Remote Code Execution in h2oai/h2o-3 - CVE-2024-5986
Remote Arbitrary File Write with Arbitrary Data in h2oai/h2o - CVE-2025-10769
h2oai h2o-3 H2 JDBC Driver ImportSQLTable deserialization
Same weakness: CWE-200
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