Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/63162?format=api",
    "vulnerability_id": "VCID-x4zd-xhwx-hqg3",
    "summary": "A rogue webpage could override the injected WKUserScript used by the logins autofill, this exploit could result in leaking a password for the current domain.",
    "aliases": [
        {
            "alias": "CVE-2020-15661"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582227?format=api",
            "purl": "pkg:deb/debian/firefox@0?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@0%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/582059?format=api",
            "purl": "pkg:deb/debian/firefox@149.0-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@149.0-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1059611?format=api",
            "purl": "pkg:deb/debian/firefox@149.0.2-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@149.0.2-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1076056?format=api",
            "purl": "pkg:deb/debian/firefox@150.0-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@150.0-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1088670?format=api",
            "purl": "pkg:deb/debian/firefox@150.0.1-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@150.0.1-1%3Fdistro=sid"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1105248?format=api",
            "purl": "pkg:deb/debian/firefox@150.0.2-1?distro=sid",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@150.0.2-1%3Fdistro=sid"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-15661",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43574",
                    "published_at": "2026-05-09T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43721",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43776",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.438",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43732",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43783",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43787",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43807",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43775",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43759",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43821",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43813",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43746",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43684",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43688",
                    "published_at": "2026-04-26T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43607",
                    "published_at": "2026-04-29T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.4348",
                    "published_at": "2026-05-05T12:55:00Z"
                },
                {
                    "value": "0.00212",
                    "scoring_system": "epss",
                    "scoring_elements": "0.43556",
                    "published_at": "2026-05-07T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-15661"
        },
        {
            "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2020-34",
            "reference_id": "mfsa2020-34",
            "reference_type": "",
            "scores": [
                {
                    "value": "high",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2020-34"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": "7.0 - 8.9",
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-x4zd-xhwx-hqg3"
}