{"schema_version":1,"title":"Netty-Codec-Http3 vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Netty-Codec-Http3: 4 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-100663, was published on 26 September 2026.","url":"https://junglewise.ai/threats/technologies/netty-codec-http3","json_url":"https://junglewise.ai/threats/technologies/netty-codec-http3.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/netty-codec-http3","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":4,"all_time":4,"critical":0,"exploited":0,"last_7_days":4,"last_30_days":4,"last_90_days":4,"last_365_days":4},"latest":[{"cve":"CVE-2026-100663","cvss":7.5,"slug":"cve-2026-100663-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-2-final","title":"Netty HTTP/3 codec CONNECT authority-form parsing bypass","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:49.4+00:00","url":"https://junglewise.ai/threats/cve-2026-100663-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-2-final"},{"cve":"CVE-2026-100662","cvss":7.5,"slug":"cve-2026-100662-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0","title":"Netty HTTP/3 QPACK encoder-stream unbounded memory consumption","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:49.257+00:00","url":"https://junglewise.ai/threats/cve-2026-100662-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0"},{"cve":"CVE-2026-100661","cvss":7.5,"slug":"cve-2026-100661-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0","title":"Netty HTTP/3 codec QPACK prefixed-integer denial-of-service","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:49.11+00:00","url":"https://junglewise.ai/threats/cve-2026-100661-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0"},{"cve":"CVE-2026-100660","cvss":7.5,"slug":"cve-2026-100660-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-0-final","title":"Netty netty-codec-http3 unbounded QPACK encoder memory retention","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:48.97+00:00","url":"https://junglewise.ai/threats/cve-2026-100660-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-0-final"}],"weekly":[{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":4},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"Netty","slug":"netty","vulnerabilities":20,"url":"https://junglewise.ai/threats/technologies/netty"},{"name":"Netty Codec HTTP/3","slug":"codec-http-3","vulnerabilities":4,"url":"https://junglewise.ai/threats/technologies/codec-http-3"},{"name":"Netty-Codec-Http","slug":"netty-netty-codec-http","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/netty-netty-codec-http"},{"name":"Netty-Resolver-Dns","slug":"netty-resolver-dns","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/netty-resolver-dns"}],"technology":{"hub":true,"name":"Netty-Codec-Http3","slug":"netty-codec-http3","vendor":{"name":"Netty","slug":"netty","url":"https://junglewise.ai/threats/vendors/netty"},"aliases":[],"category":"library","url":"https://junglewise.ai/threats/technologies/netty-codec-http3"},"most_severe":[{"cve":"CVE-2026-100663","cvss":7.5,"slug":"cve-2026-100663-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-2-final","title":"Netty HTTP/3 codec CONNECT authority-form parsing bypass","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:49.4+00:00","url":"https://junglewise.ai/threats/cve-2026-100663-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-2-final"},{"cve":"CVE-2026-100662","cvss":7.5,"slug":"cve-2026-100662-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0","title":"Netty HTTP/3 QPACK encoder-stream unbounded memory consumption","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:49.257+00:00","url":"https://junglewise.ai/threats/cve-2026-100662-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0"},{"cve":"CVE-2026-100661","cvss":7.5,"slug":"cve-2026-100661-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0","title":"Netty HTTP/3 codec QPACK prefixed-integer denial-of-service","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:49.11+00:00","url":"https://junglewise.ai/threats/cve-2026-100661-netty-s-http-3-codec-io-netty-netty-codec-http3-versions-4-2-0"},{"cve":"CVE-2026-100660","cvss":7.5,"slug":"cve-2026-100660-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-0-final","title":"Netty netty-codec-http3 unbounded QPACK encoder memory retention","severity":"high","exploited":false,"published_at":"2026-09-26T14:16:48.97+00:00","url":"https://junglewise.ai/threats/cve-2026-100660-netty-s-http-3-codec-io-netty-netty-codec-http3-from-4-2-0-final"}],"generated_at":"2026-09-28T03:07:00.154823+00:00"}