{
  "schema_version": "1.3.1",
  "id": "GO-2025-3563",
  "modified": "0001-01-01T00:00:00Z",
  "published": "0001-01-01T00:00:00Z",
  "aliases": [
    "CVE-2025-22871"
  ],
  "summary": "Request smuggling due to acceptance of invalid chunked data in net/http",
  "details": "The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is used in conjunction with a server that incorrectly accepts a bare LF as part of a chunk-ext.",
  "affected": [
    {
      "package": {
        "name": "stdlib",
        "ecosystem": "Go"
      },
      "ranges": [
        {
          "type": "SEMVER",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.23.8"
            },
            {
              "introduced": "1.24.0-0"
            },
            {
              "fixed": "1.24.2"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "imports": [
          {
            "path": "net/http/internal",
            "symbols": [
              "chunkedReader.Read",
              "readChunkLine"
            ]
          }
        ]
      }
    }
  ],
  "references": [
    {
      "type": "FIX",
      "url": "https://go.dev/cl/652998"
    },
    {
      "type": "REPORT",
      "url": "https://go.dev/issue/71988"
    },
    {
      "type": "WEB",
      "url": "https://groups.google.com/g/golang-announce/c/Y2uBTVKjBQk"
    }
  ],
  "credits": [
    {
      "name": "Jeppe Bonde Weikop"
    }
  ],
  "database_specific": {
    "url": "https://pkg.go.dev/vuln/GO-2025-3563",
    "review_status": "REVIEWED"
  }
}