This affects Spring Data JPA in versions up to and including 2.1.6, 2.0.14 and 1.11.20. ExampleMatcher using ExampleMatcher.StringMatcher.STARTING, ExampleMatcher.StringMatcher.ENDING or ExampleMatcher.StringMatcher.CONTAINING could return more results than anticipated when a maliciously crafted example value is supplied.
Source: NIST
CVE-2019-3802 (spring_data_java_persistance_api)