CVE-2018-10054: Cognitect Datomic

High severity, CVSS 8.8. EPSS: 33.7% chance of exploitation in the next 30 days.

H2 1.4.197, as used in Datomic before 0.9.5697 and other products, allows remote code execution because CREATE ALIAS can execute arbitrary Java code. NOTE: the vendor's position is "h2 is not designed to be run outside of a secure environment."

Affected products

• Cognitect Datomic: before 0.9.5697 (fixed in 0.9.5697)
• h2database h2: version 1.4.197 only

Published 2018-04-11. Last modified 2026-06-17.