Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/216120?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/216120?format=api", "purl": "pkg:npm/merge-deep@0.1.4", "type": "npm", "namespace": "", "name": "merge-deep", "version": "0.1.4", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "3.0.3", "latest_non_vulnerable_version": "3.0.3", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/30581?format=api", "vulnerability_id": "VCID-are6-5vkj-rqg2", "summary": "merge-deep prototype pollution\nmerge-deep node module before 3.0.1 suffers from a prototype pollution vulnerability via merging functions, which allows a malicious user to modify the prototype of 'Object' via __proto__, causing the addition or modification of an existing property that will exist on all objects.", "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2018-3722", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0047", "scoring_system": "epss", "scoring_elements": "0.64912", "published_at": "2026-06-04T12:55:00Z" }, { "value": "0.0047", "scoring_system": "epss", "scoring_elements": "0.64959", "published_at": "2026-06-09T12:55:00Z" }, { "value": "0.0047", "scoring_system": "epss", "scoring_elements": "0.64942", "published_at": "2026-06-08T12:55:00Z" }, { "value": "0.0047", "scoring_system": "epss", "scoring_elements": "0.64953", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.0047", "scoring_system": "epss", "scoring_elements": "0.64965", "published_at": "2026-06-06T12:55:00Z" }, { "value": "0.0047", "scoring_system": "epss", "scoring_elements": "0.64955", "published_at": "2026-06-05T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-3722" }, { "reference_url": "https://github.com/advisories/GHSA-9g9w-hmvj-5h57", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-9g9w-hmvj-5h57" }, { "reference_url": "https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5" }, { "reference_url": "https://hackerone.com/reports/310708", "reference_id": "", "reference_type": "", "scores": [ { "value": "1.8", "scoring_system": "cvssv3", "scoring_elements": "" }, { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://hackerone.com/reports/310708" }, { "reference_url": "https://www.npmjs.com/advisories/580", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.npmjs.com/advisories/580" }, { "reference_url": "https://github.com/nodejs/security-wg/blob/main/vuln/npm/371.json", "reference_id": "371", "reference_type": "", "scores": [ { "value": "1.8", "scoring_system": "cvssv3", "scoring_elements": "" } ], "url": "https://github.com/nodejs/security-wg/blob/main/vuln/npm/371.json" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2018-3722", "reference_id": "CVE-2018-3722", "reference_type": "", "scores": [ { "value": "8.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-3722" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/6636?format=api", "purl": "pkg:npm/merge-deep@3.0.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mpxn-n2jj-tyg5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/merge-deep@3.0.1" } ], "aliases": [ "CVE-2018-3722", "GHSA-9g9w-hmvj-5h57" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-are6-5vkj-rqg2" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/39401?format=api", "vulnerability_id": "VCID-d81s-m2gb-n3fg", "summary": "Denial of Service and remote code execution\nUtilities function in merge-deep can be tricked into modifying the prototype of \"Object\" when the attacker control part of the structure passed to these function. This can let an attacker add or modify existing property that will exist on all object. This can lead to denial of service or remote code execution.", "references": [ { "reference_url": "https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5", "reference_id": "", "reference_type": "", "scores": [], "url": "https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5" }, { "reference_url": "https://hackerone.com/reports/310708", "reference_id": "", "reference_type": "", "scores": [], "url": "https://hackerone.com/reports/310708" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/6636?format=api", "purl": "pkg:npm/merge-deep@3.0.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-mpxn-n2jj-tyg5" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/merge-deep@3.0.1" } ], "aliases": [ "GMS-2018-16" ], "risk_score": null, "exploitability": "0.5", "weighted_severity": "0.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-d81s-m2gb-n3fg" }, { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/54566?format=api", "vulnerability_id": "VCID-mpxn-n2jj-tyg5", "summary": "Prototype Pollution\nThe merge-deep library 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.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-26707.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-26707.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-26707", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.78305", "published_at": "2026-06-09T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.78276", "published_at": "2026-06-04T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.78301", "published_at": "2026-06-05T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.78309", "published_at": "2026-06-06T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.78299", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.0109", "scoring_system": "epss", "scoring_elements": "0.78287", "published_at": "2026-06-08T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-26707" }, { "reference_url": "https://github.com/jonschlinkert/merge-deep/commit/11e5dd56de8a6aed0b1ed022089dbce6968d82a5", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/jonschlinkert/merge-deep/commit/11e5dd56de8a6aed0b1ed022089dbce6968d82a5" }, { "reference_url": "https://securitylab.github.com/advisories/GHSL-2020-160-merge-deep", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://securitylab.github.com/advisories/GHSL-2020-160-merge-deep" }, { "reference_url": "https://securitylab.github.com/advisories/GHSL-2020-160-merge-deep/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://securitylab.github.com/advisories/GHSL-2020-160-merge-deep/" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20210716-0008", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://security.netapp.com/advisory/ntap-20210716-0008" }, { "reference_url": "https://security.netapp.com/advisory/ntap-20210716-0008/", "reference_id": "", "reference_type": "", "scores": [], "url": "https://security.netapp.com/advisory/ntap-20210716-0008/" }, { "reference_url": "https://www.npmjs.com/package/merge-deep", "reference_id": "", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.npmjs.com/package/merge-deep" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1922259", "reference_id": "1922259", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1922259" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26707", "reference_id": "CVE-2021-26707", "reference_type": "", "scores": [ { "value": "9.8", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H" }, { "value": "CRITICAL", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26707" }, { "reference_url": "https://github.com/advisories/GHSA-r6rj-9ch6-g264", "reference_id": "GHSA-r6rj-9ch6-g264", "reference_type": "", "scores": [ { "value": "CRITICAL", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-r6rj-9ch6-g264" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/80933?format=api", "purl": "pkg:npm/merge-deep@3.0.3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/merge-deep@3.0.3" } ], "aliases": [ "CVE-2021-26707", "GHSA-r6rj-9ch6-g264" ], "risk_score": 4.5, "exploitability": "0.5", "weighted_severity": "9.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-mpxn-n2jj-tyg5" } ], "fixing_vulnerabilities": [], "risk_score": "4.5", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/merge-deep@0.1.4" }