Description
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.
Remediation
References
https://access.redhat.com/errata/RHSA-2018:2946
https://bugs.eclipse.org/bugs/show_bug.cgi?id=539568
https://github.com/vert-x3/vertx-web/issues/1021
https://lists.apache.org/thread.html/rd0e44e8ef71eeaaa3cf3d1b8b41eb25894372e2995ec908ce7624d26%40%3Ccommits.pulsar.apache.org%3E
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