ghsa-r6rj-9ch6-g264
Vulnerability from github
Published
2021-06-07 22:09
Modified
2021-06-16 19:58
Severity ?
Summary
Prototype pollution in Merge-deep
Details

The merge-deep library before 3.0.3 for Node.js can be tricked into overwriting properties of Object.prototype or adding new properties to it. These properties are then inherited by every object in the program, thus facilitating prototype-pollution attacks against applications using this library.

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "merge-deep"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.0.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-26707"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1321"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-06-03T21:48:51Z",
    "nvd_published_at": "2021-06-02T15:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "The merge-deep library before 3.0.3 for Node.js can be tricked into overwriting properties of Object.prototype or adding new properties to it. These properties are then inherited by every object in the program, thus facilitating prototype-pollution attacks against applications using this library.",
  "id": "GHSA-r6rj-9ch6-g264",
  "modified": "2021-06-16T19:58:45Z",
  "published": "2021-06-07T22:09:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26707"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jonschlinkert/merge-deep/commit/11e5dd56de8a6aed0b1ed022089dbce6968d82a5"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20210716-0008"
    },
    {
      "type": "ADVISORY",
      "url": "https://securitylab.github.com/advisories/GHSL-2020-160-merge-deep"
    },
    {
      "type": "WEB",
      "url": "https://www.npmjs.com/package/merge-deep"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Prototype pollution in Merge-deep"
}


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