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CVE-2025-6544

🗓️ 21 Sep 2025 09:00:09Reported by @huntr_aiType 
cve
 cve
🔗 web.nvd.nist.gov👁 87 Views

Deserialization in h2o-3 <=3.46.0.8 enables file reads and code execution with JDBC parameters and double encoding

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
huntr
Huntr
Bypass of Mysql Jdbc Attck for CVE-2025-6507
23 Jun 202508:59
–huntr
huntr
Huntr
H2O-3 PostgreSQL Driver RCE - Bypassing CVE-2025-6544 Mitigation
16 Jan 202608:47
–huntr
bdu_fstec
BDU FSTEC
H2O Machine Learning Platform Deserialization
23 Sep 202500:00
–bdu_fstec
circl
Circl
CVE-2025-6544
21 Sep 202513:28
–circl
cnnvd
CNNVD
H2O security vulnerabilities
21 Sep 202500:00
–cnnvd
cvelist
Cvelist
CVE-2025-6544 Deserialization Vulnerability in h2oai/h2o-3
21 Sep 202509:00
–cvelist
euvd
EUVD
EUVD-2025-30380
3 Oct 202520:07
–euvd
github
Github Security Blog
H2O affected by a deserialization vulnerability
22 Sep 202518:30
–github
gitlab
GitLab Advisory Database
H2O affected by a deserialization vulnerability
22 Sep 202500:00
–gitlab
mend
Mend
CVE-2025-6544
21 Sep 202509:00
–mend
Rows per page
NVD
Node
h2oh2oRange3.0.0.2–3.46.0.8
[
  {
    "vendor": "h2oai",
    "product": "h2oai/h2o-3",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "3.46.8",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]

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05 Oct 2026 14:10Current
8.7High risk
Vulners AI Score8.7
CVSS 39.8
EPSS0.00919
SSVC
87