| { |
| "schema_version": "1.3.1", |
| "id": "GO-2026-6609", |
| "modified": "0001-01-01T00:00:00Z", |
| "published": "0001-01-01T00:00:00Z", |
| "aliases": [ |
| "CVE-2026-78667" |
| ], |
| "summary": "Lack of limit on size of parsed Range headers in net/http", |
| "details": "When parsing a Range header containing a large number of small ranges, FileServer(FS), ServeContent, and ServeFile(FS) can consume an excessive amount of CPU.", |
| "affected": [ |
| { |
| "package": { |
| "name": "stdlib", |
| "ecosystem": "Go" |
| }, |
| "ranges": [ |
| { |
| "type": "SEMVER", |
| "events": [ |
| { |
| "introduced": "0" |
| }, |
| { |
| "fixed": "1.26.9" |
| }, |
| { |
| "introduced": "1.27.0-0" |
| }, |
| { |
| "fixed": "1.27.2" |
| } |
| ] |
| } |
| ], |
| "ecosystem_specific": { |
| "imports": [ |
| { |
| "path": "net/http", |
| "symbols": [ |
| "ServeContent", |
| "ServeFile", |
| "ServeFileFS", |
| "fileHandler.ServeHTTP", |
| "fileTransport.RoundTrip", |
| "parseRange" |
| ] |
| } |
| ] |
| } |
| } |
| ], |
| "references": [ |
| { |
| "type": "FIX", |
| "url": "https://go.dev/cl/847309" |
| }, |
| { |
| "type": "REPORT", |
| "url": "https://go.dev/issue/81858" |
| }, |
| { |
| "type": "WEB", |
| "url": "https://groups.google.com/g/golang-announce/c/U2fTuyDJznI" |
| } |
| ], |
| "credits": [ |
| { |
| "name": "Jakub Ciolek (https://ciolek.dev)" |
| } |
| ], |
| "database_specific": { |
| "url": "https://pkg.go.dev/vuln/GO-2026-6609", |
| "review_status": "REVIEWED" |
| } |
| } |
