Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/15966?format=api
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/15966?format=api",
    "vulnerability_id": "VCID-q76g-jdmt-zfa3",
    "summary": "Piwik (now Matomo) Vulnerable to Arbitrary Code Execution\nUnspecified vulnerability in Piwik 1.2 through 1.4 allows remote attackers with the view permission to execute arbitrary code via unknown attack vectors.",
    "aliases": [
        {
            "alias": "CVE-2011-4941"
        },
        {
            "alias": "GHSA-2qr8-h6pq-m27v"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/196949?format=api",
            "purl": "pkg:deb/debian/matomo@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/matomo@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/196950?format=api",
            "purl": "pkg:deb/debian/matomo@5.3.1%2Bdfsg-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/matomo@5.3.1%252Bdfsg-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/196948?format=api",
            "purl": "pkg:deb/debian/matomo@5.8.0-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/matomo@5.8.0-1%3Fdistro=trixie"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61178?format=api",
            "purl": "pkg:composer/matomo/matomo@1.2.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-q76g-jdmt-zfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/matomo/matomo@1.2.0"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/61564?format=api",
            "purl": "pkg:composer/piwik/piwik@1.2.0",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-q76g-jdmt-zfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:composer/piwik/piwik@1.2.0"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2011-4941",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.01404",
                    "scoring_system": "epss",
                    "scoring_elements": "0.80761",
                    "published_at": "2026-05-30T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2011-4941"
        },
        {
            "reference_url": "https://github.com/matomo-org/matomo",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.3",
                    "scoring_system": "cvssv4",
                    "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/matomo-org/matomo"
        },
        {
            "reference_url": "https://web.archive.org/web/20110626223028/http://piwik.org/blog/2011/06/piwik-1-5-security-advisory",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.3",
                    "scoring_system": "cvssv4",
                    "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://web.archive.org/web/20110626223028/http://piwik.org/blog/2011/06/piwik-1-5-security-advisory"
        },
        {
            "reference_url": "http://www.openwall.com/lists/oss-security/2012/03/18/1",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.3",
                    "scoring_system": "cvssv4",
                    "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "http://www.openwall.com/lists/oss-security/2012/03/18/1"
        },
        {
            "reference_url": "http://www.openwall.com/lists/oss-security/2012/03/19/8",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.3",
                    "scoring_system": "cvssv4",
                    "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "http://www.openwall.com/lists/oss-security/2012/03/19/8"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2011-4941",
            "reference_id": "CVE-2011-4941",
            "reference_type": "",
            "scores": [
                {
                    "value": "6.3",
                    "scoring_system": "cvssv4",
                    "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U"
                },
                {
                    "value": "MODERATE",
                    "scoring_system": "generic_textual",
                    "scoring_elements": ""
                }
            ],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-4941"
        },
        {
            "reference_url": "https://github.com/advisories/GHSA-2qr8-h6pq-m27v",
            "reference_id": "GHSA-2qr8-h6pq-m27v",
            "reference_type": "",
            "scores": [
                {
                    "value": "MODERATE",
                    "scoring_system": "cvssv3.1_qr",
                    "scoring_elements": ""
                }
            ],
            "url": "https://github.com/advisories/GHSA-2qr8-h6pq-m27v"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 269,
            "name": "Improper Privilege Management",
            "description": "The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor."
        },
        {
            "cwe_id": 937,
            "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."
        },
        {
            "cwe_id": 1035,
            "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."
        }
    ],
    "exploits": [],
    "severity_range_score": "4.0 - 6.9",
    "exploitability": "0.5",
    "weighted_severity": "6.2",
    "risk_score": 3.1,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-q76g-jdmt-zfa3"
}