{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.0",
  "cveMetadata": {
    "cveId": "CVE-2025-4673"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "1bb62c36-49e3-4200-9d77-64a1400537cc"
      },
      "title": "Sensitive headers not cleared on cross-origin redirect in net/http",
      "descriptions": [
        {
          "lang": "en",
          "value": "Proxy-Authorization and Proxy-Authenticate headers persisted on cross-origin redirects potentially leaking sensitive information."
        }
      ],
      "affected": [
        {
          "vendor": "Go standard library",
          "product": "net/http",
          "collectionURL": "https://pkg.go.dev",
          "packageName": "net/http",
          "versions": [
            {
              "version": "0",
              "lessThan": "1.23.10",
              "status": "affected",
              "versionType": "semver"
            },
            {
              "version": "1.24.0-0",
              "lessThan": "1.24.4",
              "status": "affected",
              "versionType": "semver"
            }
          ],
          "programRoutines": [
            {
              "name": "Client.makeHeadersCopier"
            },
            {
              "name": "Client.Do"
            },
            {
              "name": "Client.Get"
            },
            {
              "name": "Client.Head"
            },
            {
              "name": "Client.Post"
            },
            {
              "name": "Client.PostForm"
            },
            {
              "name": "Get"
            },
            {
              "name": "Head"
            },
            {
              "name": "Post"
            },
            {
              "name": "PostForm"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "CWE-201: Insertion of Sensitive Information Into Sent Data"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://go.dev/cl/679257"
        },
        {
          "url": "https://go.dev/issue/73816"
        },
        {
          "url": "https://groups.google.com/g/golang-announce/c/ufZ8WpEsA3A"
        },
        {
          "url": "https://pkg.go.dev/vuln/GO-2025-3751"
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Takeshi Kaneko (GMO Cybersecurity by Ierae, Inc.)"
        }
      ]
    }
  }
}