GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/9815?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/9815?format=api",
    "vulnerability_id": "VCID-st3k-s15t-8uf5",
    "summary": "",
    "aliases": [
        {
            "alias": "CVE-2021-3660"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/11030?format=api",
            "purl": "pkg:alpm/archlinux/cockpit@254-1",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/cockpit@254-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/35117?format=api",
            "purl": "pkg:deb/debian/cockpit@254-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@254-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1078503?format=api",
            "purl": "pkg:deb/debian/cockpit@287.1-0%2Bdeb12u3",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-x83m-8w57-dfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@287.1-0%252Bdeb12u3"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/35109?format=api",
            "purl": "pkg:deb/debian/cockpit@287.1-0%2Bdeb12u3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-x83m-8w57-dfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@287.1-0%252Bdeb12u3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/35114?format=api",
            "purl": "pkg:deb/debian/cockpit@337-1%2Bdeb13u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-x83m-8w57-dfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@337-1%252Bdeb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/35113?format=api",
            "purl": "pkg:deb/debian/cockpit@362-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@362-1%3Fdistro=trixie"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/11029?format=api",
            "purl": "pkg:alpm/archlinux/cockpit@253-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-st3k-s15t-8uf5"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/cockpit@253-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/35111?format=api",
            "purl": "pkg:deb/debian/cockpit@239-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-753s-xekx-1feg"
                },
                {
                    "vulnerability": "VCID-st3k-s15t-8uf5"
                },
                {
                    "vulnerability": "VCID-u4tc-3vwv-vbdd"
                },
                {
                    "vulnerability": "VCID-x83m-8w57-dfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@239-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1078502?format=api",
            "purl": "pkg:deb/debian/cockpit@239-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-753s-xekx-1feg"
                },
                {
                    "vulnerability": "VCID-st3k-s15t-8uf5"
                },
                {
                    "vulnerability": "VCID-u4tc-3vwv-vbdd"
                },
                {
                    "vulnerability": "VCID-x83m-8w57-dfa3"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/cockpit@239-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/341487?format=api",
            "purl": "pkg:rpm/redhat/cockpit@264.1-1?arch=el8",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-st3k-s15t-8uf5"
                },
                {
                    "vulnerability": "VCID-u4tc-3vwv-vbdd"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:rpm/redhat/cockpit@264.1-1%3Farch=el8"
        }
    ],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3660.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.3",
                    "scoring_system": "cvssv3",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"
                }
            ],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3660.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3660",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.0027",
                    "scoring_system": "epss",
                    "scoring_elements": "0.50748",
                    "published_at": "2026-06-11T12:55:00Z"
                },
                {
                    "value": "0.0027",
                    "scoring_system": "epss",
                    "scoring_elements": "0.50882",
                    "published_at": "2026-06-12T12:55:00Z"
                },
                {
                    "value": "0.0027",
                    "scoring_system": "epss",
                    "scoring_elements": "0.50898",
                    "published_at": "2026-06-13T12:55:00Z"
                },
                {
                    "value": "0.0027",
                    "scoring_system": "epss",
                    "scoring_elements": "0.50886",
                    "published_at": "2026-06-14T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3660"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3660",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3660"
        },
        {
            "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "4.3",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"
                }
            ],
            "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980688",
            "reference_id": "1980688",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1980688"
        },
        {
            "reference_url": "https://security.archlinux.org/AVG-2430",
            "reference_id": "AVG-2430",
            "reference_type": "",
            "scores": [
                {
                    "value": "Medium",
                    "scoring_system": "archlinux",
                    "scoring_elements": ""
                }
            ],
            "url": "https://security.archlinux.org/AVG-2430"
        },
        {
            "reference_url": "https://access.redhat.com/errata/RHSA-2022:2008",
            "reference_id": "RHSA-2022:2008",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/errata/RHSA-2022:2008"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 1021,
            "name": "Improper Restriction of Rendered UI Layers or Frames",
            "description": "The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with."
        }
    ],
    "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-st3k-s15t-8uf5"
}