data/cve/v5/GO-2026-4601.json

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.0",
  "cveMetadata": {
    "cveId": "CVE-2026-25679"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
      },
      "title": "Incorrect parsing of IPv6 host literals in net/url",
      "descriptions": [
        {
          "lang": "en",
          "value": "url.Parse insufficiently validated the host/authority component and accepted some invalid URLs."
        }
      ],
      "affected": [
        {
          "vendor": "Go standard library",
          "product": "net/url",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "net/url",
          "versions": [
            {
              "version": "0",
              "lessThan": "1.25.8",
              "status": "affected",
              "versionType": "semver"
            },
            {
              "version": "1.26.0-0",
              "lessThan": "1.26.1",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "parseHost"
            },
            {
              "name": "JoinPath"
            },
            {
              "name": "Parse"
            },
            {
              "name": "ParseRequestURI"
            },
            {
              "name": "URL.Parse"
            },
            {
              "name": "URL.UnmarshalBinary"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-1286: Improper Validation of Syntactic Correctness of Input"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://go.dev/cl/752180"
        },
        {
          "url": "https://go.dev/issue/77578"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/EdhZqrQ98hk"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2026-4601"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Masaki Hara (https://github.com/qnighy) of Wantedly"
        }
      ]
    }
  }
}