Lookup for vulnerable packages by Package URL.

GET /api/packages/43502?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/43502?format=api",
    "purl": "pkg:conan/wolfssl@5.0.0",
    "type": "conan",
    "namespace": "",
    "name": "wolfssl",
    "version": "5.0.0",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "5.6.3",
    "latest_non_vulnerable_version": "5.6.3",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/95002?format=api",
            "vulnerability_id": "VCID-3774-6bd4-8qcs",
            "summary": "wolfSSL through 5.0.0 allows an attacker to cause a denial of service and infinite loop in the client component by sending crafted traffic from a Machine-in-the-Middle (MITM) position. The root cause is that the client module accepts TLS messages that normally are only sent to TLS servers.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-44718",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42779",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42849",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42877",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42816",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42867",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.4288",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42901",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42866",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.4291",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42897",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00206",
                            "scoring_system": "epss",
                            "scoring_elements": "0.42835",
                            "published_at": "2026-04-21T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-44718"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44718",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44718"
                },
                {
                    "reference_url": "https://github.com/wolfSSL/wolfssl/releases",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/wolfSSL/wolfssl/releases"
                },
                {
                    "reference_url": "https://www.wolfssl.com/docs/security-vulnerabilities/",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://www.wolfssl.com/docs/security-vulnerabilities/"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-44718",
                    "reference_id": "CVE-2021-44718",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-44718"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/43503?format=api",
                    "purl": "pkg:conan/wolfssl@5.1.1",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6n4g-us9a-53g4"
                        },
                        {
                            "vulnerability": "VCID-av4q-73pk-tucd"
                        },
                        {
                            "vulnerability": "VCID-cum2-vp1j-syfc"
                        },
                        {
                            "vulnerability": "VCID-hguq-mr6k-jqd3"
                        },
                        {
                            "vulnerability": "VCID-kksg-tc63-23bm"
                        },
                        {
                            "vulnerability": "VCID-mtcu-yhz9-c7b8"
                        },
                        {
                            "vulnerability": "VCID-ubye-e3yx-pfbb"
                        },
                        {
                            "vulnerability": "VCID-x4tg-m9be-2yfe"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:conan/wolfssl@5.1.1"
                }
            ],
            "aliases": [
                "CVE-2021-44718"
            ],
            "risk_score": null,
            "exploitability": "0.5",
            "weighted_severity": "0.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-3774-6bd4-8qcs"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/12219?format=api",
            "vulnerability_id": "VCID-ykdv-43ha-muhg",
            "summary": "Use of Insufficiently Random Values\nwolfSSL uses non-random IV values in certain situations. This affects connections (without AEAD) using AES-CBC or DES3 with TLS or DTLS This occurs because of misplaced memory initialization in BuildMessage in internal.c.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2022-23408",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51567",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51593",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51554",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51608",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51604",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51654",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51633",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51616",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51658",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51665",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.00282",
                            "scoring_system": "epss",
                            "scoring_elements": "0.51644",
                            "published_at": "2026-04-21T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2022-23408"
                },
                {
                    "reference_url": "https://github.com/wolfSSL/wolfssl/blob/master/ChangeLog.md#wolfssl-release-511-jan-3rd-2022",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/wolfSSL/wolfssl/blob/master/ChangeLog.md#wolfssl-release-511-jan-3rd-2022"
                },
                {
                    "reference_url": "https://github.com/wolfSSL/wolfssl/pull/4710",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/wolfSSL/wolfssl/pull/4710"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1004181",
                    "reference_id": "1004181",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1004181"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23408",
                    "reference_id": "CVE-2022-23408",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-23408"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/43503?format=api",
                    "purl": "pkg:conan/wolfssl@5.1.1",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-6n4g-us9a-53g4"
                        },
                        {
                            "vulnerability": "VCID-av4q-73pk-tucd"
                        },
                        {
                            "vulnerability": "VCID-cum2-vp1j-syfc"
                        },
                        {
                            "vulnerability": "VCID-hguq-mr6k-jqd3"
                        },
                        {
                            "vulnerability": "VCID-kksg-tc63-23bm"
                        },
                        {
                            "vulnerability": "VCID-mtcu-yhz9-c7b8"
                        },
                        {
                            "vulnerability": "VCID-ubye-e3yx-pfbb"
                        },
                        {
                            "vulnerability": "VCID-x4tg-m9be-2yfe"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:conan/wolfssl@5.1.1"
                }
            ],
            "aliases": [
                "CVE-2022-23408"
            ],
            "risk_score": null,
            "exploitability": "0.5",
            "weighted_severity": "0.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-ykdv-43ha-muhg"
        }
    ],
    "fixing_vulnerabilities": [],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:conan/wolfssl@5.0.0"
}