Vulnerability Instance

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{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/6411?format=api",
    "vulnerability_id": "VCID-72xn-53qp-kyaj",
    "summary": "denial of service",
    "aliases": [
        {
            "alias": "CVE-2021-40985"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/4289?format=api",
            "purl": "pkg:alpm/archlinux/htmldoc@1.9.13-1",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/htmldoc@1.9.13-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/180487?format=api",
            "purl": "pkg:deb/debian/htmldoc@1.9.11-4%2Bdeb11u1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/htmldoc@1.9.11-4%252Bdeb11u1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/180471?format=api",
            "purl": "pkg:deb/debian/htmldoc@1.9.11-4%2Bdeb11u3?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-2hn5-yk3b-7yck"
                },
                {
                    "vulnerability": "VCID-6c6a-fy25-kucb"
                },
                {
                    "vulnerability": "VCID-ekk9-46xb-y3fr"
                },
                {
                    "vulnerability": "VCID-hhah-pszv-f3dp"
                },
                {
                    "vulnerability": "VCID-ngq7-qwtp-b3af"
                },
                {
                    "vulnerability": "VCID-rdha-zaw6-syee"
                },
                {
                    "vulnerability": "VCID-xbaa-n93a-83fu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/htmldoc@1.9.11-4%252Bdeb11u3%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/180486?format=api",
            "purl": "pkg:deb/debian/htmldoc@1.9.13-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/htmldoc@1.9.13-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/180469?format=api",
            "purl": "pkg:deb/debian/htmldoc@1.9.16-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-2hn5-yk3b-7yck"
                },
                {
                    "vulnerability": "VCID-hhah-pszv-f3dp"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/htmldoc@1.9.16-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/180473?format=api",
            "purl": "pkg:deb/debian/htmldoc@1.9.20-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/htmldoc@1.9.20-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/180472?format=api",
            "purl": "pkg:deb/debian/htmldoc@1.9.23-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/htmldoc@1.9.23-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/174469?format=api",
            "purl": "pkg:ebuild/app-text/htmldoc@1.9.16",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:ebuild/app-text/htmldoc@1.9.16"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/3290?format=api",
            "purl": "pkg:alpm/archlinux/htmldoc@1.9.12-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-72xn-53qp-kyaj"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/htmldoc@1.9.12-1"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-40985",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00101",
                    "scoring_system": "epss",
                    "scoring_elements": "0.27495",
                    "published_at": "2026-05-30T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-40985"
        },
        {
            "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "3.3",
                    "scoring_system": "cvssv3.1",
                    "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"
                }
            ],
            "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
        },
        {
            "reference_url": "https://security.archlinux.org/AVG-2521",
            "reference_id": "AVG-2521",
            "reference_type": "",
            "scores": [
                {
                    "value": "Low",
                    "scoring_system": "archlinux",
                    "scoring_elements": ""
                }
            ],
            "url": "https://security.archlinux.org/AVG-2521"
        },
        {
            "reference_url": "https://security.gentoo.org/glsa/202405-07",
            "reference_id": "GLSA-202405-07",
            "reference_type": "",
            "scores": [],
            "url": "https://security.gentoo.org/glsa/202405-07"
        },
        {
            "reference_url": "https://usn.ubuntu.com/7189-1/",
            "reference_id": "USN-7189-1",
            "reference_type": "",
            "scores": [],
            "url": "https://usn.ubuntu.com/7189-1/"
        }
    ],
    "weaknesses": [],
    "exploits": [],
    "severity_range_score": "0.1 - 3.3",
    "exploitability": "0.5",
    "weighted_severity": "2.7",
    "risk_score": 1.4,
    "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-72xn-53qp-kyaj"
}