Package Instance

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{
    "url": "http://public2.vulnerablecode.io/api/packages/536653?format=api",
    "purl": "pkg:apk/alpine/avahi@0?arch=armhf&distroversion=v3.14&reponame=main",
    "type": "apk",
    "namespace": "alpine",
    "name": "avahi",
    "version": "0",
    "qualifiers": {
        "arch": "armhf",
        "distroversion": "v3.14",
        "reponame": "main"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "0.7-r2",
    "latest_non_vulnerable_version": "0.8-r5",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/94678?format=api",
            "vulnerability_id": "VCID-ezsn-vvex-gkah",
            "summary": "avahi-daemon-check-dns.sh in the Debian avahi package through 0.8-4 is executed as root via /etc/network/if-up.d/avahi-daemon, and allows a local attacker to cause a denial of service or create arbitrary empty files via a symlink attack on files under /run/avahi-daemon. NOTE: this only affects the packaging for Debian GNU/Linux (used indirectly by SUSE), not the upstream Avahi product.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-26720",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21168",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21148",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.213",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21355",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21109",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21189",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21251",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.2126",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21219",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21166",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00069",
                            "scoring_system": "epss",
                            "scoring_elements": "0.21158",
                            "published_at": "2026-04-16T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-26720"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26720",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26720"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.8",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/536653?format=api",
                    "purl": "pkg:apk/alpine/avahi@0?arch=armhf&distroversion=v3.14&reponame=main",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/avahi@0%3Farch=armhf&distroversion=v3.14&reponame=main"
                }
            ],
            "aliases": [
                "CVE-2021-26720"
            ],
            "risk_score": 1.9,
            "exploitability": "0.5",
            "weighted_severity": "3.9",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-ezsn-vvex-gkah"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/avahi@0%3Farch=armhf&distroversion=v3.14&reponame=main"
}