{"id":"CVE-2026-111924","published":"2026-10-17T19:16:35.257","lastModified":"2026-10-17T19:16:35.257","description":"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.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-409"],"vendors":[],"products":[],"references":[{"url":"https://github.com/fleetdm/fleet/security/advisories/GHSA-3982-g48v-9rwh","tags":[]},{"url":"https://www.vulncheck.com/advisories/fleet-before-4.83.0-denial-of-service-via-unbounded-gzip-decompression","tags":[]}],"exploitRefs":[{"url":"https://github.com/fleetdm/fleet/security/advisories/GHSA-3982-g48v-9rwh","tags":[]}],"hasPoc":true,"ai":null}