Lookup for vulnerable packages by Package URL.

GET /api/packages/934637?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/934637?format=api",
    "purl": "pkg:deb/debian/pdns@2.9.20-4?distro=trixie",
    "type": "deb",
    "namespace": "debian",
    "name": "pdns",
    "version": "2.9.20-4",
    "qualifiers": {
        "distro": "trixie"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "2.9.21.1-1",
    "latest_non_vulnerable_version": "4.9.7-1",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/91595?format=api",
            "vulnerability_id": "VCID-zr5j-8ewr-wkby",
            "summary": "Buffer overflow in PowerDNS Recursor 3.1.3 and earlier might allow remote attackers to execute arbitrary code via a malformed TCP DNS query that prevents Recursor from properly calculating the TCP DNS query length.",
            "references": [
                {
                    "reference_url": "http://doc.powerdns.com/powerdns-advisory-2006-01.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://doc.powerdns.com/powerdns-advisory-2006-01.html"
                },
                {
                    "reference_url": "http://lists.suse.com/archive/suse-security-announce/2006-Nov/0007.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://lists.suse.com/archive/suse-security-announce/2006-Nov/0007.html"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2006-4251",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06628",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06385",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06418",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06453",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06441",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06491",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06533",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06527",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.0652",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.0651",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06443",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06602",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06617",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.00024",
                            "scoring_system": "epss",
                            "scoring_elements": "0.06632",
                            "published_at": "2026-04-26T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2006-4251"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4251",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4251"
                },
                {
                    "reference_url": "http://secunia.com/advisories/22824",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/22824"
                },
                {
                    "reference_url": "http://secunia.com/advisories/22903",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/22903"
                },
                {
                    "reference_url": "http://secunia.com/advisories/22976",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://secunia.com/advisories/22976"
                },
                {
                    "reference_url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/30270",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/30270"
                },
                {
                    "reference_url": "http://www.debian.org/security/2006/dsa-1211",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.debian.org/security/2006/dsa-1211"
                },
                {
                    "reference_url": "http://www.securityfocus.com/bid/21037",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.securityfocus.com/bid/21037"
                },
                {
                    "reference_url": "http://www.vupen.com/english/advisories/2006/4484",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://www.vupen.com/english/advisories/2006/4484"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=398557",
                    "reference_id": "398557",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=398557"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.0_rc1:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:2.0_rc1:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.0_rc1:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.8:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:2.8:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.8:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.15:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:2.9.15:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.15:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.16:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:2.9.16:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.16:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.17:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:2.9.17:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.17:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.18:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:2.9.18:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:2.9.18:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.0:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:3.0:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.0:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.0.1:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:3.0.1:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.0.1:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:3.1:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1.1:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:3.1.1:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1.1:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1.2:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:powerdns:recursor:3.1.2:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:powerdns:recursor:3.1.2:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2006-4251",
                    "reference_id": "CVE-2006-4251",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv2",
                            "scoring_elements": "AV:N/AC:L/Au:N/C:P/I:P/A:P"
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2006-4251"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/934637?format=api",
                    "purl": "pkg:deb/debian/pdns@2.9.20-4?distro=trixie",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@2.9.20-4%3Fdistro=trixie"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/934632?format=api",
                    "purl": "pkg:deb/debian/pdns@4.4.1-1?distro=trixie",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6pjd-r9ca-rbgg"
                        },
                        {
                            "vulnerability": "VCID-6uz8-kz5m-8ya9"
                        },
                        {
                            "vulnerability": "VCID-7dc3-qdk8-k7b2"
                        },
                        {
                            "vulnerability": "VCID-chzq-qej6-rkdq"
                        },
                        {
                            "vulnerability": "VCID-g4df-vh2e-abch"
                        },
                        {
                            "vulnerability": "VCID-pfhu-1qdf-p7d5"
                        },
                        {
                            "vulnerability": "VCID-xa6z-cw1x-7qba"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@4.4.1-1%3Fdistro=trixie"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/934630?format=api",
                    "purl": "pkg:deb/debian/pdns@4.7.3-2?distro=trixie",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6pjd-r9ca-rbgg"
                        },
                        {
                            "vulnerability": "VCID-6uz8-kz5m-8ya9"
                        },
                        {
                            "vulnerability": "VCID-chzq-qej6-rkdq"
                        },
                        {
                            "vulnerability": "VCID-g4df-vh2e-abch"
                        },
                        {
                            "vulnerability": "VCID-pfhu-1qdf-p7d5"
                        },
                        {
                            "vulnerability": "VCID-xa6z-cw1x-7qba"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@4.7.3-2%3Fdistro=trixie"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/934634?format=api",
                    "purl": "pkg:deb/debian/pdns@4.9.7-1?distro=trixie",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@4.9.7-1%3Fdistro=trixie"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/934633?format=api",
                    "purl": "pkg:deb/debian/pdns@5.0.3-1?distro=trixie",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6pjd-r9ca-rbgg"
                        },
                        {
                            "vulnerability": "VCID-6uz8-kz5m-8ya9"
                        },
                        {
                            "vulnerability": "VCID-chzq-qej6-rkdq"
                        },
                        {
                            "vulnerability": "VCID-g4df-vh2e-abch"
                        },
                        {
                            "vulnerability": "VCID-pfhu-1qdf-p7d5"
                        },
                        {
                            "vulnerability": "VCID-xa6z-cw1x-7qba"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@5.0.3-1%3Fdistro=trixie"
                }
            ],
            "aliases": [
                "CVE-2006-4251"
            ],
            "risk_score": 3.4,
            "exploitability": "0.5",
            "weighted_severity": "6.8",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-zr5j-8ewr-wkby"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/pdns@2.9.20-4%3Fdistro=trixie"
}