H2
Product
h2o
31
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 9High 17Medium 5Low 0
Watch
Add h2o to your stack to get only the CVEs that touch what you run.
| CVE | CVSS | Published | Summary · affected versions |
|---|---|---|---|
| CVE-2026-8751 | 9.8 | May 17 | h2oai h2o-3 JAR Model.java importBinaryModel deserialization Affected: through 7402 |
| CVE-2026-3960 | 9.8 | Apr 23 | Remote Code Execution in h2oai/h2o-3 Affected: before 3.46.0.10 |
| CVE-2025-10769 | 9.8 | Sep 21 | h2oai h2o-3 H2 JDBC Driver ImportSQLTable deserialization Affected: 3.0.0.2 through 3.46.0.8 |
| CVE-2025-10768 | 9.8 | Sep 21 | h2oai h2o-3 IBMDB2 JDBC Driver ImportSQLTable deserialization Affected: 3.0.0.2 through 3.46.0.8 |
| CVE-2025-6544 | 9.8 | Sep 21 | Deserialization Vulnerability in h2oai/h2o-3 Affected: 3.0.0.2 through 3.46.0.8 |
| CVE-2024-10553 | 9.8 | Mar 20 | A vulnerability in the h2oai/h2o-3 REST API versions 3.46.0.4 allows unauthenticated remote attackers to execute arbitrary code via deserialization of untrusted data Affected: 3.46.0.4 |
| CVE-2024-8862 | 9.8 | Sep 14 | A vulnerability, which was classified as critical, has been found in h2oai h2o-3 3.46.0.4 Affected: 3.46.0.4 |
| CVE-2023-6016 | 9.8 | Nov 16 | An attacker is able to gain remote code execution on a server hosting the H2O dashboard through it's POJO model import feature Affected: All versions, or not specified |
| CVE-2024-45758 | 9.1 | Sep 6 | H2O.ai H2O through 3.46.0.4 allows attackers to arbitrarily set the JDBC URL, leading to deserialization attacks, file reads, and command execution Affected: through 3.46.0.4 |
| CVE-2024-8616 | 8.2 | Mar 20 | In h2oai/h2o-3 version 3.46.0, the `/99/Models/{name}/json` endpoint allows for arbitrary file overwrite on the target server Affected: 3.46.0 |
| CVE-2023-6569 | 8.2 | Dec 14 | External Control of File Name or Path in h2oai/h2o-3 Affected: 3.40.0.4 |
| CVE-2026-54340 | 7.5 | Jul 16 | h2o has HTTP/2 state amplification Affected: < 9265bdd |
| CVE-2026-44453 | 7.5 | Jul 16 | h2o is vulnerable to musl libc stack overflow Affected: < 6b5370d |
| CVE-2026-55213 | 7.5 | Jul 10 | h2o: musl libc stack overflow (QPACK) Affected: < edd7a120bfc4af11ac0cbebce2a43cc1f93f9af1 |
| CVE-2026-8750 | 7.5 | May 17 | h2oai h2o-3 ImportFile API PersistNFS.java importFiles information disclosure Affected: through 7402 |
| CVE-2024-8062 | 7.5 | Mar 20 | A vulnerability in the typeahead endpoint of h2oai/h2o-3 version 3.46.0 allows for a denial of service Affected: 3.46.0 |
| CVE-2024-7768 | 7.5 | Mar 20 | A vulnerability in the `/3/ImportFiles` endpoint of h2oai/h2o-3 version 3.46.1 allows an attacker to cause a denial of service Affected: 3.46.1 |
| CVE-2024-7765 | 7.5 | Mar 20 | In h2oai/h2o-3 version 3.46.0.2, a vulnerability exists where uploading and repeatedly parsing a large GZIP file can cause a denial of service Affected: 3.46.0.2 |
| CVE-2024-10572 | 7.5 | Mar 20 | In h2oai/h2o-3 version 3.46.0.1, the `run_tool` command exposes classes in the `water.tools` package through the `ast` parser Affected: 3.46.0.1 |
| CVE-2024-10550 | 7.5 | Mar 20 | A vulnerability in the `/3/ParseSetup` endpoint of h2oai/h2o-3 version 3.46.0.1 allows for a denial of service (DoS) attack Affected: 3.46.0.1 |
| CVE-2024-10549 | 7.5 | Mar 20 | A vulnerability in the `/3/Parse` endpoint of h2oai/h2o-3 version 3.46.0.1 allows for a denial of service (DoS) attack Affected: 3.46.0.1 |
| CVE-2024-5979 | 7.5 | Jun 27 | In h2oai/h2o-3 version 3.46.0, the `run_tool` command in the `rapids` component allows the `main` function of any class under the `water.tools` namespace to be called Affected: 3.46.0 |
| CVE-2023-6038 | 7.5 | Nov 16 | A Local File Inclusion (LFI) vulnerability exists in the h2o-3 REST API, allowing unauthenticated remote attackers to read arbitrary files on the server with the permissions of… Affected: All versions, or not specified |
| CVE-2024-6854 | 7.1 | Mar 20 | 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… Affected: 3.46.0 |
| CVE-2024-1456 | 7.1 | Apr 16 | An S3 bucket takeover vulnerability was identified in the h2oai/h2o-3 repository Affected: 3.45.0.6386 |
| CVE-2023-6017 | 7.1 | Nov 16 | H2O included a reference to an S3 bucket that no longer existed allowing an attacker to take over the S3 bucket URL Affected: All versions, or not specified |
| CVE-2024-6863 | 6.5 | Mar 20 | In h2oai/h2o-3 version 3.46.0, an endpoint exposing a custom EncryptionTool allows an attacker to encrypt any files on the target server with a key of their choosing Affected: 3.46.0 |
| CVE-2026-44452 | 5.9 | Jul 16 | h2o is vulnerable to heap overrun Affected: < 8dc37cb |
| CVE-2023-6013 | 5.4 | Nov 16 | H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack Affected: All versions, or not specified |
| CVE-2026-8752 | 5.3 | May 17 | h2oai h2o-3 Rapids setproperty Primitive AstSetProperty.java exec access control Affected: through 7402 |
| CVE-2024-5550 | 5.3 | Jun 6 | In h2oai/h2o-3 version 3.40.0.4, an exposure of sensitive information vulnerability exists due to an arbitrary system path lookup feature Affected: 3.40.0.4 |
Showing 31
