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PYSEC-2026-349 H2O affected by a deserialization vulnerability

🗓️ 29 Jun 2026 11:50:37Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 4 Views

Deserialization flaw in H2O-3 versions 3.46.0.7 and earlier enables file access and code execution via JDBC.

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01 Jul 2026 20:22Current
7.5High risk
Vulners AI Score7.5
CVSS 39.8
EPSS0.00839
4