GHSA-h7xg-cmpp-48hf · Severity: critical · Ecosystem: pip — H2O Deserialization of Untrusted Data Vulnerability
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. The vulnerability exists in the endpoints POST /99/ImportSQLTable and POST /3/SaveToHiveTable, where user-controlled JDBC URLs are passed to DriverManager.getConnection, leading to deserialization if a MySQL or PostgreSQL driver is available in the classpath. This issue is fixed in version 3.47.0.
Conclusion & alert: CVE-2024-10553 is rated High Exploit Risk (76.7/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.38%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 2.86% | 1.38% | -1.48% |
| 2 | 2026-05-02 | 2.53% | 2.86% | +0.33% |
| 3 | 2026-04-30 | — | 2.53% | — |
Full EPSS history (22 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
GHSA-h7xg-cmpp-48hf · Severity: critical · Ecosystem: pip — H2O Deserialization of Untrusted Data Vulnerability
| URL | Tags |
|---|---|
| https://github.com/h2oai/h2o-3/commit/ac1d642b4d86f10a02d75974055baf2a4b2025ac | Patch |
| https://huntr.com/bounties/e6f550dd-eda2-428c-a740-ed8f893a084b | Exploit Third Party Advisory |