CVE-2026-111924 [HIGH] – Fleet before 4.83.0 contains a denial of service vulnerability that allows unauthenticated

Fleet before 4.83.0 contains a denial of service vulnerability that allows unauthenticated attackers to exhaust server memory by sending gzip-compressed request bodies. Attackers can send small, highly compressed requests with Content-Encoding: gzip to unauthenticated endpoints that expand during decoding, crashing the entire Fleet instance.