Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/126443?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/126443?format=api", "purl": "pkg:rpm/redhat/dhcp@12:4.1.1-25.P1.el6_2?arch=1", "type": "rpm", "namespace": "redhat", "name": "dhcp", "version": "12:4.1.1-25.P1.el6_2", "qualifiers": { "arch": "1" }, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": null, "latest_non_vulnerable_version": null, "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/35812?format=api", "vulnerability_id": "VCID-1uby-b9re-hqg2", "summary": "Multiple vulnerabilities have been found in ISC DHCP, the worst of\n which may allow remote Denial of Service.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-4539.json", "reference_id": "", "reference_type": "", "scores": [], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-4539.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2011-4539", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96279", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96287", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96295", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.963", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96309", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96311", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96316", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96315", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96318", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96327", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96332", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96333", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.26428", "scoring_system": "epss", "scoring_elements": "0.96335", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.32265", "scoring_system": "epss", "scoring_elements": "0.96853", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.32265", "scoring_system": "epss", "scoring_elements": "0.96859", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.32265", "scoring_system": "epss", "scoring_elements": "0.96863", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.32265", "scoring_system": "epss", "scoring_elements": "0.96869", "published_at": "2026-05-09T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2011-4539" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4539", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4539" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=652259", "reference_id": "652259", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=652259" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=761265", "reference_id": "761265", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=761265" }, { "reference_url": "https://security.gentoo.org/glsa/201301-06", "reference_id": "GLSA-201301-06", "reference_type": "", "scores": [], "url": "https://security.gentoo.org/glsa/201301-06" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2011:1819", "reference_id": "RHSA-2011:1819", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2011:1819" }, { "reference_url": "https://usn.ubuntu.com/1309-1/", "reference_id": "USN-1309-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/1309-1/" } ], "fixed_packages": [], "aliases": [ "CVE-2011-4539" ], "risk_score": 0.1, "exploitability": "0.5", "weighted_severity": "0.3", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-1uby-b9re-hqg2" } ], "fixing_vulnerabilities": [], "risk_score": "0.1", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/dhcp@12:4.1.1-25.P1.el6_2%3Farch=1" }