{"id":"GO-2026-6609","revision":"02c2f6e2ae204735a98b9b7406fe2c1b","records":[{"revision":"02c2f6e2ae204735a98b9b7406fe2c1b","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2026-6609","aliases":["BIT-golang-2026-78667","CVE-2026-78667"],"title":"Lack of limit on size of parsed Range headers in net/http","description":"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.","state":0,"publishedAt":"2026-10-08T22:31:09+00:00","modifiedAt":"2026-10-16T09:55:48.9674326+00:00","affected":[{"ecosystem":"Go","name":"stdlib","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.26.9"},{"kind":"introduced","version":"1.27.0-0"},{"kind":"fixed","version":"1.27.2"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://go.dev/cl/847309","https://go.dev/issue/81858","https://groups.google.com/g/golang-announce/c/U2fTuyDJznI"],"sourceUrl":"https://osv.dev/vulnerability/GO-2026-6609","license":"OSV · upstream source license applies","key":"osv:GO-2026-6609","identifiers":["GO-2026-6609","BIT-golang-2026-78667","CVE-2026-78667"]},"retained":false,"historicalAffected":[]}],"coverage":[]}