CVE-2018-12544: Eclipse Vert.x

Critical severity, CVSS 9.8. EPSS: 2.2% chance of exploitation in the next 30 days.

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Affected products

• Eclipse Vert.x: version 3.5.0 only; version 3.5.1 only; version 3.5.2 only; version 3.5.3 only

Published 2018-10-10. Last modified 2026-06-17.