GET

Vulnerability Instance

Lookup for vulnerabilities affecting packages.

GET /api/vulnerabilities/94840?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/vulnerabilities/94840?format=api",
    "vulnerability_id": "VCID-185b-3s2q-1ffu",
    "summary": "textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.",
    "aliases": [
        {
            "alias": "CVE-2021-37746"
        }
    ],
    "fixed_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/373583?format=api",
            "purl": "pkg:alpm/archlinux/claws-mail@3.18.0-1",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/claws-mail@3.18.0-1"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/921891?format=api",
            "purl": "pkg:deb/debian/claws-mail@3.18.0-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@3.18.0-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584282?format=api",
            "purl": "pkg:deb/debian/claws-mail@4.1.1-2?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@4.1.1-2%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/586433?format=api",
            "purl": "pkg:deb/debian/claws-mail@4.1.1-2",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@4.1.1-2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584283?format=api",
            "purl": "pkg:deb/debian/claws-mail@4.3.1-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@4.3.1-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584284?format=api",
            "purl": "pkg:deb/debian/claws-mail@4.4.0-1?distro=trixie",
            "is_vulnerable": false,
            "affected_by_vulnerabilities": [],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@4.4.0-1%3Fdistro=trixie"
        }
    ],
    "affected_packages": [
        {
            "url": "http://public2.vulnerablecode.io/api/packages/373582?format=api",
            "purl": "pkg:alpm/archlinux/claws-mail@3.17.8-2",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-185b-3s2q-1ffu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:alpm/archlinux/claws-mail@3.17.8-2"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/584281?format=api",
            "purl": "pkg:deb/debian/claws-mail@3.17.8-1?distro=trixie",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-185b-3s2q-1ffu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@3.17.8-1%3Fdistro=trixie"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/packages/586432?format=api",
            "purl": "pkg:deb/debian/claws-mail@3.17.8-1",
            "is_vulnerable": true,
            "affected_by_vulnerabilities": [
                {
                    "vulnerability": "VCID-185b-3s2q-1ffu"
                }
            ],
            "resource_url": "http://public2.vulnerablecode.io/packages/pkg:deb/debian/claws-mail@3.17.8-1"
        }
    ],
    "references": [
        {
            "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-37746",
            "reference_id": "",
            "reference_type": "",
            "scores": [
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.6529",
                    "published_at": "2026-04-29T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65157",
                    "published_at": "2026-04-01T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65207",
                    "published_at": "2026-04-02T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65233",
                    "published_at": "2026-04-04T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65199",
                    "published_at": "2026-04-07T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65249",
                    "published_at": "2026-04-08T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65261",
                    "published_at": "2026-04-09T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65279",
                    "published_at": "2026-04-24T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65266",
                    "published_at": "2026-04-21T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65239",
                    "published_at": "2026-04-13T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65274",
                    "published_at": "2026-04-16T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65283",
                    "published_at": "2026-04-18T12:55:00Z"
                },
                {
                    "value": "0.00483",
                    "scoring_system": "epss",
                    "scoring_elements": "0.65293",
                    "published_at": "2026-04-26T12:55:00Z"
                }
            ],
            "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-37746"
        },
        {
            "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37746",
            "reference_id": "",
            "reference_type": "",
            "scores": [],
            "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37746"
        },
        {
            "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991722",
            "reference_id": "991722",
            "reference_type": "",
            "scores": [],
            "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991722"
        },
        {
            "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991723",
            "reference_id": "991723",
            "reference_type": "",
            "scores": [],
            "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991723"
        },
        {
            "reference_url": "https://security.archlinux.org/AVG-2243",
            "reference_id": "AVG-2243",
            "reference_type": "",
            "scores": [
                {
                    "value": "Medium",
                    "scoring_system": "archlinux",
                    "scoring_elements": ""
                }
            ],
            "url": "https://security.archlinux.org/AVG-2243"
        }
    ],
    "weaknesses": [],
    "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-185b-3s2q-1ffu"
}