Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/36423?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/36423?format=api", "vulnerability_id": "VCID-by1g-8wvm-ffgt", "summary": "Multiple vulnerabilities have been found in Mozilla Firefox, the\n worst of which could result in the arbitrary execution of code.", "aliases": [ { "alias": "CVE-2019-11721" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/371335?format=api", "purl": "pkg:alpm/archlinux/firefox@68.0-1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/firefox@68.0-1" }, { "url": "http://public2.vulnerablecode.io/api/packages/583202?format=api", "purl": "pkg:deb/debian/firefox@68.0-1?distro=sid", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@68.0-1%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" }, { "url": "http://public2.vulnerablecode.io/api/packages/1112518?format=api", "purl": "pkg:deb/debian/firefox@150.0.3-1?distro=sid", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/firefox@150.0.3-1%3Fdistro=sid" }, { "url": "http://public2.vulnerablecode.io/api/packages/74410?format=api", "purl": "pkg:ebuild/www-client/firefox@60.8.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/www-client/firefox@60.8.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/74411?format=api", "purl": "pkg:ebuild/www-client/firefox-bin@60.8.0", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/www-client/firefox-bin@60.8.0" } ], "affected_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/371334?format=api", "purl": "pkg:alpm/archlinux/firefox@67.0.4-2", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-16q2-yvfb-u3br" }, { "vulnerability": "VCID-3mpq-vv29-hbap" }, { "vulnerability": "VCID-3rfz-fntk-vffv" }, { "vulnerability": "VCID-5fnn-ru3z-f3dt" }, { "vulnerability": "VCID-7c8g-ben5-suet" }, { "vulnerability": "VCID-8qtg-h4km-bfg2" }, { "vulnerability": "VCID-9kps-5e3g-v7hb" }, { "vulnerability": "VCID-bsz8-aq12-73cj" }, { "vulnerability": "VCID-by1g-8wvm-ffgt" }, { "vulnerability": "VCID-du2f-xvxg-4bbf" }, { "vulnerability": "VCID-g2jp-fq7y-kkcn" }, { "vulnerability": "VCID-hb7d-bejp-eueu" }, { "vulnerability": "VCID-hs5f-21nx-gfeb" }, { "vulnerability": "VCID-p3jt-3rd4-abb6" }, { "vulnerability": "VCID-rev7-13wx-kqew" }, { "vulnerability": "VCID-rng1-fen9-ubhq" }, { "vulnerability": "VCID-t8x4-6x9f-j3ar" }, { "vulnerability": "VCID-tpk8-jte1-37ap" }, { "vulnerability": "VCID-wavp-f4kn-j3cm" }, { "vulnerability": "VCID-wqpr-2514-u7d4" }, { "vulnerability": "VCID-xn7v-f68w-5uc3" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/firefox@67.0.4-2" } ], "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11721.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.8", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11721.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-11721", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00561", "scoring_system": "epss", "scoring_elements": "0.68398", "published_at": "2026-05-11T12:55:00Z" }, { "value": "0.00561", "scoring_system": "epss", "scoring_elements": "0.68485", "published_at": "2026-05-14T12:55:00Z" }, { "value": "0.00561", "scoring_system": "epss", "scoring_elements": "0.68426", "published_at": "2026-05-12T12:55:00Z" }, { "value": "0.00561", "scoring_system": "epss", "scoring_elements": "0.68435", "published_at": "2026-05-09T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68658", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68676", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68699", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68686", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.6871", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68689", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68738", "published_at": "2026-04-24T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68744", "published_at": "2026-04-26T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68749", "published_at": "2026-04-29T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68728", "published_at": "2026-05-05T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68771", "published_at": "2026-05-07T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68657", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68594", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68612", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68629", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00572", "scoring_system": "epss", "scoring_elements": "0.68606", "published_at": "2026-04-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-11721" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1730984", "reference_id": "1730984", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1730984" }, { "reference_url": "https://security.archlinux.org/ASA-201907-4", "reference_id": "ASA-201907-4", "reference_type": "", "scores": [], "url": "https://security.archlinux.org/ASA-201907-4" }, { "reference_url": "https://security.archlinux.org/AVG-1002", "reference_id": "AVG-1002", "reference_type": "", "scores": [ { "value": "Critical", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-1002" }, { "reference_url": "https://security.gentoo.org/glsa/201908-12", "reference_id": "GLSA-201908-12", "reference_type": "", "scores": [], "url": "https://security.gentoo.org/glsa/201908-12" }, { "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2019-21", "reference_id": "mfsa2019-21", "reference_type": "", "scores": [ { "value": "critical", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2019-21" }, { "reference_url": "https://www.mozilla.org/en-US/security/advisories/mfsa2019-28", "reference_id": "mfsa2019-28", "reference_type": "", "scores": [ { "value": "critical", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2019-28" }, { "reference_url": "https://usn.ubuntu.com/4054-1/", "reference_id": "USN-4054-1", "reference_type": "", "scores": [], "url": "https://usn.ubuntu.com/4054-1/" } ], "weaknesses": [ { "cwe_id": 172, "name": "Encoding Error", "description": "The product does not properly encode or decode the data, resulting in unexpected values." } ], "exploits": [], "severity_range_score": "5.8 - 10.0", "exploitability": "0.5", "weighted_severity": "9.0", "risk_score": 4.5, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-by1g-8wvm-ffgt" }