Arbitrary remote file read in Wrangler dev server

{
  "id": "59fc47ea0469922a57c06b43e2140fbbc848f1b4b8e3fe831de3cec08d5a3e7b",
  "url": "https://osv.dev/vulnerability/CVE-2023-7079",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Arbitrary remote file read in Wrangler dev server",
    "summary": "Sending specially crafted HTTP requests and inspector messages to Wrangler's dev server could result in any file on the user's computer being accessible over the local network. An attacker that could trick any user on the local network into opening a malicious website could also read any file.",
    "evidence": "osv:CVE-2023-7079",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2023-7079",
      "aliases": [
        "CVE-2023-7079",
        "GHSA-cfph-4qqh-w828"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:C/C:H/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/cloudflare/workers-sdk",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d72722f09d2ac09d3071b312c25f0400d7ee9359"
                },
                {
                  "fixed": "5e67ea176ac03718061b49bce6311ce169a355bd"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.19.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "ChangesAt"
                  },
                  {
                    "cpe": "cpe:2.3:a:cloudflare:wrangler:*:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "3.9.0"
                      },
                      {
                        "fixed": "3.19.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "wrangler@3.18.0",
            "miniflare@3.20231030.2",
            "create-cloudflare@2.8.0",
            "@cloudflare/pages-shared@0.11.2",
            "wrangler@3.17.1",
            "wrangler@3.17.0",
            "miniflare@3.20231030.1",
            "create-cloudflare@2.7.1",
            "@cloudflare/pages-shared@0.11.1",
            "create-cloudflare@2.7.0",
            "@cloudflare/pages-shared@0.11.0",
            "wrangler@3.16.0",
            "miniflare@3.20231030.0",
            "miniflare@3.0.0",
            "miniflare@3.0.0-next.1",
            "miniflare@3.0.0-next.10",
            "miniflare@3.0.0-next.9",
            "miniflare@3.0.0-next.11",
            "miniflare@3.0.0-next.12",
            "miniflare@3.0.0-next.13",
            "miniflare@3.0.0-next.2",
            "miniflare@3.0.0-next.3",
            "miniflare@3.0.0-next.4",
            "miniflare@3.0.0-next.6",
            "miniflare@3.0.0-next.7",
            "miniflare@3.0.0-next.8",
            "miniflare@3.0.0-rc.1",
            "miniflare@3.0.1",
            "miniflare@3.0.2",
            "miniflare@3.20230628.0",
            "miniflare@3.20230710.0",
            "miniflare@3.20230717.0",
            "miniflare@3.20230724.0",
            "miniflare@3.20230801.0",
            "miniflare@3.20230807.0",
            "miniflare@3.20230814.0",
            "miniflare@3.20230814.1",
            "miniflare@3.20230821.0",
            "miniflare@3.20230904.0",
            "miniflare@3.20230918.0",
            "miniflare@3.20230922.0",
            "miniflare@3.20231002.0",
            "miniflare@3.20231002.1",
            "miniflare@3.20231010.0",
            "miniflare@3.20231016.0",
            "miniflare@3.20231023.0",
            "miniflare@3.20231025.0",
            "wrangler@3.15.0",
            "create-cloudflare@2.6.2",
            "wrangler@3.14.0",
            "create-cloudflare@2.6.1",
            "wrangler@3.13.2",
            "create-cloudflare@2.6.0",
            "@cloudflare/pages-shared@0.10.1",
            "wrangler@3.13.1",
            "create-cloudflare@2.5.0",
            "wrangler@3.13.0",
            "wrangler@3.12.0",
            "create-cloudflare@2.4.1",
            "wrangler@3.11.0",
            "create-cloudflare@2.4.0",
            "@cloudflare/pages-shared@0.10.0",
            "wrangler@3.10.1",
            "wrangler@3.10.0",
            "wrangler@3.9.1",
            "create-cloudflare@2.3.1",
            "wrangler@3.9.0",
            "create-cloudflare@2.3.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-7079.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:25.901699488Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/7xxx/CVE-2023-7079.json",
        "https://github.com/cloudflare/workers-sdk/security/advisories/GHSA-cfph-4qqh-w828",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-7079",
        "https://github.com/cloudflare/workers-sdk/pull/4532",
        "https://github.com/cloudflare/workers-sdk/pull/4535",
        "https://github.com/cloudflare/workers-sdk"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-287"
        ],
        "cna_assigner": "cloudflare",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/7xxx/CVE-2023-7079.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-7079",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 492377,
  "published_at": "2023-12-29T11:54:08.925+00:00"
}