H2
Product
h2o
36
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 9High 20Medium 7Low 0
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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 | Jdbc Deserialization in h2oai/h2o-3 Affected: 3.46.0.4 |
| CVE-2024-8862 | 9.8 | Sep 14 | h2oai h2o-3 JDBC Connection 1 getConnectionSafe deserialization Affected: 3.46.0.4 |
| CVE-2023-6016 | 9.8 | Nov 16 | H2O Remote Code Execution via POJO Model Import 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 | Arbitrary File Overwrite in h2oai/h2o-3 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-2024-10549 | 7.5 | Mar 20 | Denial of Service by ReDOS in h2oai/h2o-3 Affected: 3.46.0.1 |
| CVE-2024-8062 | 7.5 | Mar 20 | Denial of Service in h2oai/h2o-3 Affected: 3.46.0 |
| CVE-2024-7768 | 7.5 | Mar 20 | Denial of Service in h2oai/h2o-3 Affected: 3.46.1 |
| CVE-2024-10550 | 7.5 | Mar 20 | Denial of Service by ReDOS in h2oai/h2o-3 Affected: 3.46.0.1 |
| CVE-2024-10572 | 7.5 | Mar 20 | Denial of Service and Arbitrary File Write in h2oai/h2o-3 Affected: 3.46.0.1 |
| CVE-2024-7765 | 7.5 | Mar 20 | Denial of Service in h2oai/h2o-3 Affected: 3.46.0.2 |
| CVE-2024-45403 | 7.5 | Oct 11 | H2O assertion failure when HTTP/3 requests are cancelled Affected: >= 16b13eee8ad7895b4fe3fcbcabee53bd52782562, < 1ed32b23f999acf0c5029f09c8525f93eb1d354c |
| CVE-2024-45397 | 7.5 | Oct 11 | H2O alllows bypassing address-based access control with 0-RTT Affected: < 15ed15a2efb83a77bb4baaa5a119e639c2f6898a |
| CVE-2024-5979 | 7.5 | Jun 27 | Denial of Service via Invalid Argument in h2oai/h2o-3 Affected: 3.46.0 |
| CVE-2023-50247 | 7.5 | Dec 12 | h2o QUIC state exhaustion DoS Affected: <= 2.3.0-beta2 |
| CVE-2023-6038 | 7.5 | Nov 16 | Local File Inclusion in h2oai/h2o-3 Affected: All versions, or not specified |
| CVE-2024-6854 | 7.1 | Mar 20 | Arbitrary File Overwrite in h2oai/h2o-3 Affected: 3.46.0 |
| CVE-2024-1456 | 7.1 | Apr 16 | S3 Bucket Takeover in h2oai/h2o-3 Affected: 3.45.0.6386 |
| CVE-2023-6017 | 7.1 | Nov 16 | H2O S3 Bucket Takeover Affected: All versions, or not specified |
| CVE-2023-41337 | 6.7 | Dec 12 | h2o vulnerable to TLS session resumption misdirection Affected: <= 2.3.0-beta2 |
| CVE-2024-6863 | 6.5 | Mar 20 | Encryption of Arbitrary Files with Attacker-Controlled Key in h2oai/h2o-3 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 Local File Include 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 | Exposure of Sensitive Information via Arbitrary System Path Lookup in h2oai/h2o-3 Affected: 3.40.0.4 |
| CVE-2024-25622 | 4.3 | Oct 11 | H2O ignores headers configuration directives Affected: < 123f5e2b65dcdba8f7ef659a00d24bd1249141be |
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