data/osv/GO-2026-6608.json

{
  "schema_version": "1.3.1",
  "id": "GO-2026-6608",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2026-94440"
  ],
  "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.",
  "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/textproto",
            "symbols": [
              "Reader.ReadContinuedLine",
              "Reader.ReadContinuedLineBytes",
              "Reader.ReadMIMEHeader",
              "Reader.readContinuedLineSlice",
              "readMIMEHeader"
            ]
          },
          {
            "path": "mime/multipart",
            "symbols": [
              "Part.populateHeaders",
              "Reader.NextPart",
              "Reader.NextRawPart",
              "Reader.ReadForm",
              "Reader.readForm"
            ]
          }
        ]
      }
    }
  ],
  "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"
    }
  ],
  "credits": [
    {
      "name": "Jakub Ciolek (https://ciolek.dev)"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2026-6608",
    "review_status": "REVIEWED"
  }
}