Lookup for vulnerable packages by Package URL.

GET /api/packages/534926?format=api
HTTP 200 OK
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Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/534926?format=api",
    "purl": "pkg:deb/debian/uap-core@1:0.12.0-1",
    "type": "deb",
    "namespace": "debian",
    "name": "uap-core",
    "version": "1:0.12.0-1",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": null,
    "latest_non_vulnerable_version": null,
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/51412?format=api",
            "vulnerability_id": "VCID-5sp4-e8gw-zucv",
            "summary": "Denial of Service in uap-core when processing crafted User-Agent strings\n### Impact\nSome regexes are vulnerable to regular expression denial of service (REDoS) due to\noverlapping capture groups. This allows remote attackers to overload a server by\nsetting the User-Agent header in an HTTP(S) request to maliciously crafted long\nstrings.\n\n### Patches\nPlease update `uap-ruby` to >= v2.6.0\n\n### For more information\nhttps://github.com/ua-parser/uap-core/security/advisories/GHSA-cmcx-xhr8-3w9p",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2020-5243",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00805",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74522",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00805",
                            "scoring_system": "epss",
                            "scoring_elements": "0.7449",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00805",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74526",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00805",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74499",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00805",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74516",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00805",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74527",
                            "published_at": "2026-06-06T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-5243"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5243",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5243"
                },
                {
                    "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/user_agent_parser/CVE-2020-5243.yml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/user_agent_parser/CVE-2020-5243.yml"
                },
                {
                    "reference_url": "https://github.com/ua-parser/uap-core/commit/0afd61ed85396a3b5316f18bfd1edfaadf8e88e1",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/ua-parser/uap-core/commit/0afd61ed85396a3b5316f18bfd1edfaadf8e88e1"
                },
                {
                    "reference_url": "https://github.com/ua-parser/uap-ruby/commit/2bb18268f4c5ba7d4ba0e21c296bf6437063da3a",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/ua-parser/uap-ruby/commit/2bb18268f4c5ba7d4ba0e21c296bf6437063da3a"
                },
                {
                    "reference_url": "https://github.com/ua-parser/uap-ruby/security/advisories/GHSA-pcqq-5962-hvcw",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.7",
                            "scoring_system": "cvssv3",
                            "scoring_elements": ""
                        },
                        {
                            "value": "5.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/ua-parser/uap-ruby/security/advisories/GHSA-pcqq-5962-hvcw"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=952649",
                    "reference_id": "952649",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=952649"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-5243",
                    "reference_id": "CVE-2020-5243",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-5243"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-cmcx-xhr8-3w9p",
                    "reference_id": "GHSA-cmcx-xhr8-3w9p",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-cmcx-xhr8-3w9p"
                },
                {
                    "reference_url": "https://github.com/ua-parser/uap-core/security/advisories/GHSA-cmcx-xhr8-3w9p",
                    "reference_id": "GHSA-cmcx-xhr8-3w9p",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.7",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/ua-parser/uap-core/security/advisories/GHSA-cmcx-xhr8-3w9p"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-pcqq-5962-hvcw",
                    "reference_id": "GHSA-pcqq-5962-hvcw",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "HIGH",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-pcqq-5962-hvcw"
                },
                {
                    "reference_url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/user_agent_parser/GHSA-pcqq-5962-hvcw.yml",
                    "reference_id": "GHSA-pcqq-5962-hvcw.yml",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/rubysec/ruby-advisory-db/blob/master/gems/user_agent_parser/GHSA-pcqq-5962-hvcw.yml"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/534926?format=api",
                    "purl": "pkg:deb/debian/uap-core@1:0.12.0-1",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/uap-core@1:0.12.0-1"
                }
            ],
            "aliases": [
                "CVE-2020-5243",
                "GHSA-cmcx-xhr8-3w9p",
                "GHSA-pcqq-5962-hvcw",
                "GMS-2020-701"
            ],
            "risk_score": 4.0,
            "exploitability": "0.5",
            "weighted_severity": "8.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-5sp4-e8gw-zucv"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/uap-core@1:0.12.0-1"
}