CVE-2026-33013

Micronaut Framework is a JVM-based full stack Java framework designed for building modular, easily testable JVM applications. Versions prior to both 4.10.16 and 3.10.5 do not correctly handle descending array index order during form-urlencoded body binding in...

CVE-2026-33013

Summary of CVE-2026-33013 (Micronaut DoS via crafted form-urlencoded binding) : A flaw in Micronaut Framework (micronaut-json-core) allows remote attackers to cause a Denial of Service by sending crafted indexed form parameters that rely on descending array indices during form-urlencoded body bin...

Micronaut vulnerable to DoS via crafted form-urlencoded body binding with descending array indices

In JsonBeanPropertyBinder::expandArrayToThreshold in io.micronaut:micronaut-json-core before Micronaut 4 4.10.16 and in Micronaut 3 before 3.10.5 does not correctly handle descending array index order during form-urlencoded body binding, which allows remote attackers to cause a denial of service...