{"id":"CVE-2026-92284","summary":"Caddy: Unbounded body buffer via {http.request.body} placeholder — memory exhaustion DoS","details":"Caddy is an extensible server platform that uses TLS by default. In version 2.11.3 and earlier, in modules/caddyhttp/replacer.go, resolving http.request.body reads the complete request body with an unbounded io.Copy before request-body middleware limits apply, allowing memory exhaustion and process termination.","aliases":["CVE-2026-77281","CVE-2026-92700","GHSA-j8px-rmrx-76h9"],"modified":"2026-09-25T03:30:59.813053846Z","published":"2026-09-23T17:58:42.789Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-770"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92284.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/92xxx/CVE-2026-92284.json"},{"type":"ADVISORY","url":"https://github.com/caddyserver/caddy/security/advisories/GHSA-j8px-rmrx-76h9"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-92284"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/caddyserver/caddy","events":[{"introduced":"0"},{"last_affected":"cc58caa1099240ef1a4c280b892260b380a85c86"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"2.11.3"}]}}],"versions":["v2.11.3","v2.11.2","v2.11.1","v2.11.0","v2.11.0-beta.2","v2.11.0-beta.1","v2.10.2","v2.10.1","v2.10.0","v2.10.0-beta.4","v2.10.0-beta.3","v2.9.1","v2.10.0-beta.2","v2.10.0-beta.1","v2.9.0","v2.9.0-beta.3","v2.9.0-beta.2","v2.9.0-beta.1","v2.8.4","v2.8.3","v2.8.2","v2.8.1","v2.8.0","v2.8.0-rc.1","v2.8.0-beta.2","v2.8.0-beta.1","v2.7.5","v2.7.4","v2.7.3","v2.7.2","v2.7.1","v2.7.0","v2.7.0-beta.2","v2.7.0-beta.1","v2.6.4","v2.6.3","v2.6.2","v2.6.1","v2.6.0","v2.6.0-beta.5","v2.6.0-beta.4","v2.6.0-beta.3","v2.6.0-beta.2","v2.6.0-beta.1","v2.5.2","v2.5.1","v2.5.0","v2.5.0-rc.1","v2.5.0-beta.1","v2.4.6","v2.4.5","v2.4.4","v2.4.3","v2.4.2","v2.4.1","v2.4.0","v2.4.0-rc.1","v2.4.0-beta.2","v2.4.0-beta.1","v2.3.0-rc.2","v2.3.0","v2.3.0-rc.1","v2.3.0-beta.1","v2.2.3","v2.2.1","v2.2.0","v2.2.0-rc.3","v2.2.0-rc.2","v2.2.0-rc.1","v2.1.1","v2.1.0","v2.1.0-beta.2","v2.1.0-beta.1","v2.0.0","v2.0.0-rc.3","v2.0.0-rc.2","v2.0.0-rc.1","v2.0.0-beta.20","v2.0.0-beta.19","v2.0.0-beta.18","v2.0.0-beta.17","v2.0.0-beta.16","v2.0.0-beta.15","v2.0.0-beta.14","v2.0.0-beta.13","v2.0.0-beta12","v2.0.0-beta11","v2.0.0-beta10","v2.0.0-beta9","v2.0.0-beta8","v2.0.0-beta7","v2.0.0-beta6","v2.0.0-beta5","v2.0.0-beta4","v2.0.0-beta3","v2.0.0-beta2","v2.0.0-beta1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-92284.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"}]}