GET

Package Instance

Lookup for vulnerable packages by Package URL.

GET /api/packages/143874?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/143874?format=api",
    "purl": "pkg:maven/org.wildfly.security/wildfly-elytron@1.15.4",
    "type": "maven",
    "namespace": "org.wildfly.security",
    "name": "wildfly-elytron",
    "version": "1.15.4",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "1.15.15.Final",
    "latest_non_vulnerable_version": "2.6.2.Final",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/57967?format=api",
            "vulnerability_id": "VCID-7qwz-74p6-yqhs",
            "summary": "Observable Discrepancy in Wildfly Elytron\nA flaw was found in Wildfly Elytron where ScramServer may be susceptible to Timing Attack if enabled. The highest threat of this vulnerability is confidentiality. This flaw affectes Wildfly Elytron versions prior to 1.10.14.Final, prior to 1.15.5.Final and prior to 1.16.1.Final.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3642.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "3.1",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3642.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3642",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50172",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50182",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50156",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50152",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50197",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50198",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50104",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50139",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50167",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50117",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50171",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00267",
                            "scoring_system": "epss",
                            "scoring_elements": "0.50165",
                            "published_at": "2026-04-09T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-3642"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981407",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981407"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3642",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.3",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3642"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-5499-qjvh-6j7w",
                    "reference_id": "GHSA-5499-qjvh-6j7w",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-5499-qjvh-6j7w"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:3656",
                    "reference_id": "RHSA-2021:3656",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:3656"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:3658",
                    "reference_id": "RHSA-2021:3658",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:3658"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:3660",
                    "reference_id": "RHSA-2021:3660",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:3660"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:3880",
                    "reference_id": "RHSA-2021:3880",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:3880"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:4767",
                    "reference_id": "RHSA-2021:4767",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:4767"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:5149",
                    "reference_id": "RHSA-2021:5149",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:5149"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:5150",
                    "reference_id": "RHSA-2021:5150",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:5150"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:5151",
                    "reference_id": "RHSA-2021:5151",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:5151"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:5154",
                    "reference_id": "RHSA-2021:5154",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:5154"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:5170",
                    "reference_id": "RHSA-2021:5170",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:5170"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2022:0146",
                    "reference_id": "RHSA-2022:0146",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2022:0146"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2022:0520",
                    "reference_id": "RHSA-2022:0520",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2022:0520"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2022:1179",
                    "reference_id": "RHSA-2022:1179",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2022:1179"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2022:5532",
                    "reference_id": "RHSA-2022:5532",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2022:5532"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2022:5903",
                    "reference_id": "RHSA-2022:5903",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2022:5903"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/306811?format=api",
                    "purl": "pkg:maven/org.wildfly.security/wildfly-elytron@1.15.5.Final",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6ssa-j1q1-c3cs"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.wildfly.security/wildfly-elytron@1.15.5.Final"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/84090?format=api",
                    "purl": "pkg:maven/org.wildfly.security/wildfly-elytron@1.15.5",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.wildfly.security/wildfly-elytron@1.15.5"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/306813?format=api",
                    "purl": "pkg:maven/org.wildfly.security/wildfly-elytron@1.16.1.Final",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6ssa-j1q1-c3cs"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.wildfly.security/wildfly-elytron@1.16.1.Final"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/84092?format=api",
                    "purl": "pkg:maven/org.wildfly.security/wildfly-elytron@1.16.1",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.wildfly.security/wildfly-elytron@1.16.1"
                }
            ],
            "aliases": [
                "CVE-2021-3642",
                "GHSA-5499-qjvh-6j7w"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-7qwz-74p6-yqhs"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": "3.1",
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.wildfly.security/wildfly-elytron@1.15.4"
}