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Release notes from express v4.22.3

Type: patchSources: Express

Express v4.22.3 updates path-to-regexp to fix CVE-2026-4867.

Products
express
Affected versions
Not specified
Fixed versions
v4.22.3
CVEs
CVE-2026-4867
Confirmed fixed CVEs
Not specified
Updated in this feed
28 Oct 2026, 09:13 UTC · Revision 1

Source evidence

Release notes from express v4.22.3

github-expressjs-express · Original source

Published 14 Sept 2026, 06:45 UTC

Express v4.22.3 updates path-to-regexp to fix CVE-2026-4867.

Update path-to-regexp to 0.1.13 to fix CVE-2026-4867

express

Fixed versions: v4.22.3

Complete source record
{
  "id": "5e8fd91062af9994177c9b5659c15166e599efe22e8acd0e5121a8aa5ad67c44",
  "url": "https://github.com/expressjs/express/releases/tag/v4.22.3",
  "method": "llm",
  "payload": {
    "kind": "patch",
    "title": "Release notes from express v4.22.3",
    "summary": "Express v4.22.3 updates path-to-regexp to fix CVE-2026-4867.",
    "evidence": "Update path-to-regexp to 0.1.13 to fix CVE-2026-4867",
    "products": [
      {
        "name": {
          "value": "express",
          "evidence": "Release notes from express"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "v4.22.3",
            "evidence": "v4.22.3"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-4867",
        "evidence": "Update path-to-regexp to 0.1.13 to fix CVE-2026-4867"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "github-expressjs-express",
  "document_id": 21070,
  "published_at": "2026-09-14T06:45:17+00:00"
}