GHSA-QM9P-F9J5-W83W

Vulnerability from github – Published: 2025-09-17 21:30 – Updated: 2025-12-08 13:52
VLAI?
Summary
Parcel has an Origin Validation Error vulnerability
Details

parcel versions 1.6.1 and above have an Origin Validation Error vulnerability. Malicious websites can send XMLHTTPRequests to the application's development server and read the response to steal source code when developers visit them.

Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "@parcel/reporter-dev-server"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.6.1"
            },
            {
              "last_affected": "2.16.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-56648"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-346"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-09-18T17:15:13Z",
    "nvd_published_at": "2025-09-17T19:15:46Z",
    "severity": "MODERATE"
  },
  "details": "parcel versions 1.6.1 and above have an Origin Validation Error vulnerability. Malicious websites can send XMLHTTPRequests to the application\u0027s development server and read the response to steal source code when developers visit them.",
  "id": "GHSA-qm9p-f9j5-w83w",
  "modified": "2025-12-08T13:52:49Z",
  "published": "2025-09-17T21:30:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-56648"
    },
    {
      "type": "WEB",
      "url": "https://github.com/parcel-bundler/parcel/issues/10216"
    },
    {
      "type": "WEB",
      "url": "https://github.com/parcel-bundler/parcel/pull/10138"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/R4356th/41f468def606b2406e36f7193f5322b8"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/parcel-bundler/parcel"
    },
    {
      "type": "WEB",
      "url": "https://github.com/parcel-bundler/parcel/discussions/10089"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Parcel has an Origin Validation Error vulnerability"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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