Package Instance

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{
    "url": "http://public2.vulnerablecode.io/api/packages/279703?format=api",
    "purl": "pkg:npm/%40firebase/util@0.2.44-canary.ce41a642",
    "type": "npm",
    "namespace": "@firebase",
    "name": "util",
    "version": "0.2.44-canary.ce41a642",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "0.3.4",
    "latest_non_vulnerable_version": "0.3.4",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/53799?format=api",
            "vulnerability_id": "VCID-8nbj-2ajq-nya7",
            "summary": "Prototype Pollution\nThis affects the package `@firebase/util` This vulnerability relates to the deepExtend function within the `DeepCopy.ts` file. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-7765",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00169",
                            "scoring_system": "epss",
                            "scoring_elements": "0.37741",
                            "published_at": "2026-06-04T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-7765"
                },
                {
                    "reference_url": "https://github.com/firebase/firebase-js-sdk/commit/9cf727fcc3d049551b16ae0698ac33dc2fe45ada",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/firebase/firebase-js-sdk/commit/9cf727fcc3d049551b16ae0698ac33dc2fe45ada"
                },
                {
                    "reference_url": "https://github.com/firebase/firebase-js-sdk/pull/4001",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/firebase/firebase-js-sdk/pull/4001"
                },
                {
                    "reference_url": "https://snyk.io/vuln/SNYK-JS-FIREBASEUTIL-1038324",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://snyk.io/vuln/SNYK-JS-FIREBASEUTIL-1038324"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7765",
                    "reference_id": "CVE-2020-7765",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-7765"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/79147?format=api",
                    "purl": "pkg:npm/%40firebase/util@0.3.4",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540firebase/util@0.3.4"
                }
            ],
            "aliases": [
                "CVE-2020-7765",
                "GHSA-fpm5-vv97-jfwg"
            ],
            "risk_score": null,
            "exploitability": null,
            "weighted_severity": null,
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-8nbj-2ajq-nya7"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540firebase/util@0.2.44-canary.ce41a642"
}