{"id":"GO-2026-6608","summary":"Memory limit bypass when parsing MIME headers in net/textproto, mime/multipart","details":"Parsing a multipart form can bypass memory limits and read an arbitrarily long line into memory when the remaining limit at the start of a part is less than 400 bytes.","aliases":["CVE-2026-94440"],"modified":"2026-10-08T23:00:13.620859691Z","published":"2026-10-08T22:31:09Z","database_specific":{"review_status":"REVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-6608"},"references":[{"type":"FIX","url":"https://go.dev/cl/847307"},{"type":"REPORT","url":"https://go.dev/issue/81741"},{"type":"WEB","url":"https://groups.google.com/g/golang-announce/c/U2fTuyDJznI"}],"affected":[{"package":{"name":"stdlib","ecosystem":"Go","purl":"pkg:golang/stdlib"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.26.9"},{"introduced":"1.27.0-0"},{"fixed":"1.27.2"}]}],"ecosystem_specific":{"imports":[{"path":"net/textproto","symbols":["Reader.ReadContinuedLine","Reader.ReadContinuedLineBytes","Reader.ReadMIMEHeader","Reader.readContinuedLineSlice","readMIMEHeader"]},{"symbols":["Part.populateHeaders","Reader.NextPart","Reader.NextRawPart","Reader.ReadForm","Reader.readForm"],"path":"mime/multipart"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-6608.json"}}],"schema_version":"1.9.0","credits":[{"name":"Jakub Ciolek (https://ciolek.dev)"}]}