Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/247755?format=api
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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/247755?format=api",
    "vulnerability_id": "VCID-tba3-4nap-wqdr",
    "summary": "A local privilege escalation vulnerability was discovered in Erlang/OTP prior to version 23.2.3. By adding files to an existing installation's directory, a local attacker could hijack accounts of other users running Erlang programs or possibly coerce a service running with \"erlsrv.exe\" to execute arbitrary code as Local System. This can occur only under specific conditions on Windows with unsafe filesystem permissions.",
    "aliases": [
        {
            "alias": "CVE-2021-29221"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/585952?format=api",
            "purl": "pkg:deb/debian/erlang@0?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@0%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584328?format=api",
            "purl": "pkg:deb/debian/erlang@1:23.2.6%2Bdfsg-1%2Bdeb11u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-28fj-t5hy-x3gn"
                },
                {
                    "vulnerability": "VCID-gcn7-ak4r-eba3"
                },
                {
                    "vulnerability": "VCID-h1k4-x8vr-5bch"
                },
                {
                    "vulnerability": "VCID-j7t3-nrjj-pfgp"
                },
                {
                    "vulnerability": "VCID-s9qn-9qdm-j7ej"
                },
                {
                    "vulnerability": "VCID-w9yj-xg82-kyac"
                },
                {
                    "vulnerability": "VCID-wwcj-hwqc-f3g7"
                },
                {
                    "vulnerability": "VCID-xcks-117s-v3dd"
                },
                {
                    "vulnerability": "VCID-z6gs-aq96-gkaw"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:23.2.6%252Bdfsg-1%252Bdeb11u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584329?format=api",
            "purl": "pkg:deb/debian/erlang@1:25.2.3%2Bdfsg-1%2Bdeb12u3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1283-nvxm-r7cw"
                },
                {
                    "vulnerability": "VCID-28fj-t5hy-x3gn"
                },
                {
                    "vulnerability": "VCID-c3vm-u9jn-83cs"
                },
                {
                    "vulnerability": "VCID-gcn7-ak4r-eba3"
                },
                {
                    "vulnerability": "VCID-h1k4-x8vr-5bch"
                },
                {
                    "vulnerability": "VCID-j7t3-nrjj-pfgp"
                },
                {
                    "vulnerability": "VCID-jxzt-8wru-6yhk"
                },
                {
                    "vulnerability": "VCID-s9qn-9qdm-j7ej"
                },
                {
                    "vulnerability": "VCID-w9yj-xg82-kyac"
                },
                {
                    "vulnerability": "VCID-wwcj-hwqc-f3g7"
                },
                {
                    "vulnerability": "VCID-xcks-117s-v3dd"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:25.2.3%252Bdfsg-1%252Bdeb12u3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584330?format=api",
            "purl": "pkg:deb/debian/erlang@1:27.3.4.1%2Bdfsg-1%2Bdeb13u1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gcn7-ak4r-eba3"
                },
                {
                    "vulnerability": "VCID-h1k4-x8vr-5bch"
                },
                {
                    "vulnerability": "VCID-j7t3-nrjj-pfgp"
                },
                {
                    "vulnerability": "VCID-s9qn-9qdm-j7ej"
                },
                {
                    "vulnerability": "VCID-w9yj-xg82-kyac"
                },
                {
                    "vulnerability": "VCID-wwcj-hwqc-f3g7"
                },
                {
                    "vulnerability": "VCID-zegc-rj1x-ryau"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:27.3.4.1%252Bdfsg-1%252Bdeb13u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584331?format=api",
            "purl": "pkg:deb/debian/erlang@1:27.3.4.9%2Bdfsg-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-gcn7-ak4r-eba3"
                },
                {
                    "vulnerability": "VCID-j7t3-nrjj-pfgp"
                },
                {
                    "vulnerability": "VCID-zegc-rj1x-ryau"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:27.3.4.9%252Bdfsg-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/1059607?format=api",
            "purl": "pkg:deb/debian/erlang@1:27.3.4.10%2Bdfsg-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/erlang@1:27.3.4.10%252Bdfsg-1%3Fdistro=trixie"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-29221",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11555",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.1168",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11724",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11509",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11595",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11655",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11665",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11629",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11602",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11464",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00039",
                    "scoring_system": "epss",
                    "scoring_elements": "0.11466",
                    "published_at": "2026-04-18T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-29221"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-tba3-4nap-wqdr"
}