Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/6741?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/6741?format=api",
    "vulnerability_id": "VCID-p9pa-b6en-j3f6",
    "summary": "Stack-based buffer overflow\nOff-by-one error in the png_formatted_warning function in pngerror.c in libpng might allow remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via unspecified vectors, which trigger a stack-based buffer overflow.",
    "aliases": [
        {
            "alias": "CVE-2011-3464"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/73621?format=api",
            "purl": "pkg:ebuild/media-libs/libpng@1.2.49",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/media-libs/libpng@1.2.49"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/73622?format=api",
            "purl": "pkg:ebuild/media-libs/libpng@1.5.10",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/media-libs/libpng@1.5.10"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/19967?format=api",
            "purl": "pkg:nuget/libpng@1.5.10.9",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-1h1a-mpgm-w3hf"
                },
                {
                    "vulnerability": "VCID-8g2j-rqsk-zqfh"
                },
                {
                    "vulnerability": "VCID-9d14-kqac-nbbt"
                },
                {
                    "vulnerability": "VCID-ajs9-y6dt-5fhj"
                },
                {
                    "vulnerability": "VCID-cu24-1rcd-93g3"
                },
                {
                    "vulnerability": "VCID-h89j-mr17-rua9"
                },
                {
                    "vulnerability": "VCID-una1-4acn-s3dy"
                },
                {
                    "vulnerability": "VCID-zetn-zwnv-u7gf"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:nuget/libpng@1.5.10.9"
        }
    ],
    "affected_packages": [],
    "references": [
        {
            "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-3464.json",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2011-3464.json"
        },
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2011-3464",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83068",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83084",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83098",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83096",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83121",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83128",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83145",
                    "published_at": "2026-04-11T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83139",
                    "published_at": "2026-04-12T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83134",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83172",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83175",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83198",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83205",
                    "published_at": "2026-04-26T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83212",
                    "published_at": "2026-04-29T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83238",
                    "published_at": "2026-05-05T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83259",
                    "published_at": "2026-05-07T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83279",
                    "published_at": "2026-05-09T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.8328",
                    "published_at": "2026-05-11T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83296",
                    "published_at": "2026-05-12T12:55:00Z"
                },
                {
                    "value": "0.01879",
                    "scoring_system": "epss",
                    "scoring_elements": "0.83329",
                    "published_at": "2026-05-14T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2011-3464"
        },
        {
            "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=843179",
            "reference_id": "843179",
            "reference_type": "",
            "scores": [],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=843179"
        },
        {
            "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2011-3464",
            "reference_id": "CVE-2011-3464",
            "reference_type": "",
            "scores": [],
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-3464"
        },
        {
            "reference_url": "https://security.gentoo.org/glsa/201206-15",
            "reference_id": "GLSA-201206-15",
            "reference_type": "",
            "scores": [],
            "url": "https://security.gentoo.org/glsa/201206-15"
        }
    ],
    "weaknesses": [
        {
            "cwe_id": 1035,
            "name": "OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2017."
        },
        {
            "cwe_id": 937,
            "name": "OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities",
            "description": "Weaknesses in this category are related to the A9 category in the OWASP Top Ten 2013."
        }
    ],
    "exploits": [],
    "severity_range_score": null,
    "exploitability": null,
    "weighted_severity": null,
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-p9pa-b6en-j3f6"
}