{
  "schema_version": "1.4.0",
  "id": "GHSA-4www-5p9h-95mh",
  "modified": "2025-04-28T14:27:14Z",
  "published": "2025-04-15T03:30:34Z",
  "aliases": [
    "CVE-2025-32996"
  ],
  "summary": "http-proxy-middleware can call writeBody twice because \"else if\" is not used",
  "details": "In http-proxy-middleware before 2.0.8 and 3.x before 3.0.4, writeBody can be called twice because \"else if\" is not used.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "http-proxy-middleware"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "1.3.0"
            },
            {
              "fixed": "2.0.8"
            }
          ]
        }
      ]
    },
    {
      "package": {
        "ecosystem": "npm",
        "name": "http-proxy-middleware"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "3.0.0"
            },
            {
              "fixed": "3.0.4"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-32996"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chimurai/http-proxy-middleware/pull/1089"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chimurai/http-proxy-middleware/commit/020976044d113fc0bcbbaf995e91d05e2829a145"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/chimurai/http-proxy-middleware"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chimurai/http-proxy-middleware/releases/tag/v2.0.8"
    },
    {
      "type": "WEB",
      "url": "https://github.com/chimurai/http-proxy-middleware/releases/tag/v3.0.4"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-670"
    ],
    "severity": "MODERATE",
    "github_reviewed": true,
    "github_reviewed_at": "2025-04-16T15:23:58Z",
    "nvd_published_at": "2025-04-15T03:15:18Z"
  }
}