What is the CVSS score of CVE-2024-6854?

CVE-2024-6854 has a CVSS 3.0 base score of 7.1 (High). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H. EPSS exploitation probability: 0.1%.

Which versions of H2O are affected by CVE-2024-6854?

Organizations using h2oai/h2o-3 face moderate risk from CVE-2024-6854 rated CVSS 7.1. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2024-6854?

Yes, a public proof-of-concept exploit is available for CVE-2024-6854. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2024-6854?

Within 30 days: Identify all affected systems running h2oai/h2o-3 and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

H2O CVE-2024-6854

HIGH

Absolute Path Traversal (CWE-36)

2025-03-20 security@huntr.dev

Information Disclosure H2O

7.1

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:32 vuln.today

PoC Detected

Jul 15, 2025 - 15:55 vuln.today

Public exploit code

CVE Published

Mar 20, 2025 - 10:15 nvd

HIGH 7.1

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

27 maven packages depend on ai.h2o:h2o-core (21 direct, 6 indirect)

Ecosystem-wide dependent count for version 3.32.1.1.

DescriptionCVE.org

In h2oai/h2o-3 version 3.46.0, the endpoint for exporting models does not restrict the export location, allowing an attacker to export a model to any file in the server's file structure, thereby overwriting it. This vulnerability can be exploited to overwrite any file on the target server with a trained model file, although the content of the overwrite is not controllable by the attacker.

AnalysisAI

In h2oai/h2o-3 version 3.46.0, the endpoint for exporting models does not restrict the export location, allowing an attacker to export a model to any file in the server's file structure, thereby. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-36. In h2oai/h2o-3 version 3.46.0, the endpoint for exporting models does not restrict the export location, allowing an attacker to export a model to any file in the server's file structure, thereby overwriting it. This vulnerability can be exploited to overwrite any file on the target server with a trained model file, although the content of the overwrite is not controllable by the attacker. Affected products include: H2O. Version information: version 3.46.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.