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Security advisory

Type: advisorySources: OSVCVE: CVE-2022-32210

`Undici.ProxyAgent` never verifies the remote server's certificate, and always exposes all request & response data to the proxy. This unexpectedly means that proxies can MitM all HTTPS traffic, and if the proxy's URL is HTTP then it also means that nominally HTTPS requests are actually sent via plain-text HTTP between Undici and the proxy server.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2022-32210
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 01:17 UTC · Revision 1

Source evidence

CVE-2022-32210

core-osv · Original source

Published 14 Jul 2022, 14:51 UTC

`Undici.ProxyAgent` never verifies the remote server's certificate, and always exposes all request & response data to the proxy. This unexpectedly means that proxies can MitM all HTTPS traffic, and if the proxy's URL is HTTP then it also means that nominally HTTPS requests are actually sent via plain-text HTTP between Undici and the proxy server.

osv:CVE-2022-32210
Complete source record
{
  "id": "4de46af769161652881d9d8b58f0bc11f125823832576cffc2054a24e52dc8cb",
  "url": "https://osv.dev/vulnerability/CVE-2022-32210",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-32210",
    "summary": "`Undici.ProxyAgent` never verifies the remote server's certificate, and always exposes all request & response data to the proxy. This unexpectedly means that proxies can MitM all HTTPS traffic, and if the proxy's URL is HTTP then it also means that nominally HTTPS requests are actually sent via plain-text HTTP between Undici and the proxy server.",
    "evidence": "osv:CVE-2022-32210",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-32210",
      "aliases": [
        "CVE-2022-32210",
        "GHSA-pgw7-wx7w-2w33"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nodejs/undici",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7b03c91cefbb46cd9172db4b2758b34155b4f764"
                },
                {
                  "fixed": "19563f76ad38a8b4b2b1bfc78957c384775686e3"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:nodejs:undici:*:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "4.8.2"
                      },
                      {
                        "fixed": "5.5.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v5.5.0",
            "v5.4.0",
            "v5.3.0",
            "v5.2.0",
            "v5.1.1",
            "v5.1.0",
            "v5.0.0",
            "v4.16.0",
            "v4.15.1",
            "v4.15.0",
            "v4.14.1",
            "v4.14.0",
            "v4.13.0",
            "v4.12.2",
            "v4.12.0",
            "v4.11.3",
            "v4.11.2",
            "v4.11.1",
            "v4.11.0",
            "v4.10.4",
            "v4.10.3",
            "v4.10.2",
            "v4.10.1",
            "v4.10.0",
            "v4.9.5",
            "v4.9.4",
            "v4.9.3",
            "v4.9.2",
            "v4.9.1",
            "v4.9.0",
            "v4.8.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-32210.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:48.774120548Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/1583680",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/32xxx/CVE-2022-32210.json",
        "https://github.com/nodejs/undici/security/advisories/GHSA-pgw7-wx7w-2w33",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-32210"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-295"
        ],
        "cna_assigner": "hackerone",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "Fixed in version >= v5.5.1. Vulnerable between v4.8.2 and v5.5.0"
                  },
                  {
                    "last_affected": "Fixed in version >= v5.5.1. Vulnerable between v4.8.2 and v5.5.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/32xxx/CVE-2022-32210.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-32210",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 516913,
  "published_at": "2022-07-14T14:51:40+00:00"
}