Package Instance

HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/302840?format=api",
    "purl": "pkg:maven/com.vaadin/flow@2.8.0",
    "type": "maven",
    "namespace": "com.vaadin",
    "name": "flow",
    "version": "2.8.0",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "1.0.14",
    "latest_non_vulnerable_version": "6.0.7",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/54399?format=api",
            "vulnerability_id": "VCID-hqrf-7nbq-9bdw",
            "summary": "Information Exposure Through Discrepancy\nA non-constant-time comparison of CSRF tokens in UIDL request handler in `com.vaadin:flow-server` allows attacker to guess a security token via timing attack.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-31404",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00045",
                            "scoring_system": "epss",
                            "scoring_elements": "0.14389",
                            "published_at": "2026-06-04T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-31404"
                },
                {
                    "reference_url": "https://github.com/vaadin/flow/pull/9875",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "4.0",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/vaadin/flow/pull/9875"
                },
                {
                    "reference_url": "https://github.com/vaadin/flow/security/advisories/GHSA-xwg3-qrcg-w9x6",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "4.0",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/vaadin/flow/security/advisories/GHSA-xwg3-qrcg-w9x6"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-31404",
                    "reference_id": "CVE-2021-31404",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "4.0",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-31404"
                },
                {
                    "reference_url": "https://vaadin.com/security/cve-2021-31404",
                    "reference_id": "CVE-2021-31404",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "4.0",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://vaadin.com/security/cve-2021-31404"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/80483?format=api",
                    "purl": "pkg:maven/com.vaadin/flow@5.0.0",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-2fz6-rucr-xqax"
                        },
                        {
                            "vulnerability": "VCID-93dy-76qc-8fb7"
                        },
                        {
                            "vulnerability": "VCID-bud2-81n2-wyhc"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow@5.0.0"
                }
            ],
            "aliases": [
                "CVE-2021-31404",
                "GHSA-xwg3-qrcg-w9x6"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-hqrf-7nbq-9bdw"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/com.vaadin/flow@2.8.0"
}