GET

Package Instance

Lookup for vulnerable packages by Package URL.

GET /api/packages/375507?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/375507?format=api",
    "purl": "pkg:apk/alpine/upx@3.96-r0?arch=s390x&distroversion=edge&reponame=community",
    "type": "apk",
    "namespace": "alpine",
    "name": "upx",
    "version": "3.96-r0",
    "qualifiers": {
        "arch": "s390x",
        "distroversion": "edge",
        "reponame": "community"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "3.96-r1",
    "latest_non_vulnerable_version": "4.0.2-r0",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/103425?format=api",
            "vulnerability_id": "VCID-2y8t-m44r-3qa9",
            "summary": "An invalid memory address dereference was discovered in the canUnpack function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-20053",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00349",
                            "scoring_system": "epss",
                            "scoring_elements": "0.57676",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00349",
                            "scoring_system": "epss",
                            "scoring_elements": "0.57727",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00349",
                            "scoring_system": "epss",
                            "scoring_elements": "0.57736",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00349",
                            "scoring_system": "epss",
                            "scoring_elements": "0.57726",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00349",
                            "scoring_system": "epss",
                            "scoring_elements": "0.57713",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00349",
                            "scoring_system": "epss",
                            "scoring_elements": "0.57731",
                            "published_at": "2026-06-09T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-20053"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20053",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20053"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=947471",
                    "reference_id": "947471",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=947471"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/375507?format=api",
                    "purl": "pkg:apk/alpine/upx@3.96-r0?arch=s390x&distroversion=edge&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/upx@3.96-r0%3Farch=s390x&distroversion=edge&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2019-20053"
            ],
            "risk_score": null,
            "exploitability": "0.5",
            "weighted_severity": "0.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-2y8t-m44r-3qa9"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/103420?format=api",
            "vulnerability_id": "VCID-4pc6-57uk-sufn",
            "summary": "PackLinuxElf64::unpack in p_lx_elf.cpp in UPX 3.95 allows remote attackers to cause a denial of service (double free), limit the ability of a malware scanner to operate on the entire original data, or possibly have unspecified other impact via a crafted file.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2018-11243",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00473",
                            "scoring_system": "epss",
                            "scoring_elements": "0.65042",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00473",
                            "scoring_system": "epss",
                            "scoring_elements": "0.65085",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00473",
                            "scoring_system": "epss",
                            "scoring_elements": "0.65095",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00473",
                            "scoring_system": "epss",
                            "scoring_elements": "0.65084",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00473",
                            "scoring_system": "epss",
                            "scoring_elements": "0.65073",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00473",
                            "scoring_system": "epss",
                            "scoring_elements": "0.6509",
                            "published_at": "2026-06-09T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2018-11243"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11243",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-11243"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=899190",
                    "reference_id": "899190",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=899190"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/375507?format=api",
                    "purl": "pkg:apk/alpine/upx@3.96-r0?arch=s390x&distroversion=edge&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/upx@3.96-r0%3Farch=s390x&distroversion=edge&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2018-11243"
            ],
            "risk_score": null,
            "exploitability": null,
            "weighted_severity": null,
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-4pc6-57uk-sufn"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/103423?format=api",
            "vulnerability_id": "VCID-d21c-d6dq-3fa7",
            "summary": "A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-20021",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00324",
                            "scoring_system": "epss",
                            "scoring_elements": "0.55742",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00324",
                            "scoring_system": "epss",
                            "scoring_elements": "0.55798",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00324",
                            "scoring_system": "epss",
                            "scoring_elements": "0.55804",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00324",
                            "scoring_system": "epss",
                            "scoring_elements": "0.55792",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.00324",
                            "scoring_system": "epss",
                            "scoring_elements": "0.55774",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00324",
                            "scoring_system": "epss",
                            "scoring_elements": "0.55794",
                            "published_at": "2026-06-09T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-20021"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20021",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20021"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=947471",
                    "reference_id": "947471",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=947471"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/375507?format=api",
                    "purl": "pkg:apk/alpine/upx@3.96-r0?arch=s390x&distroversion=edge&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/upx@3.96-r0%3Farch=s390x&distroversion=edge&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2019-20021"
            ],
            "risk_score": null,
            "exploitability": "0.5",
            "weighted_severity": "0.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-d21c-d6dq-3fa7"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/103422?format=api",
            "vulnerability_id": "VCID-y9hb-h18t-rqet",
            "summary": "canUnpack in p_vmlinx.cpp in UPX 3.95 allows remote attackers to cause a denial of service (SEGV or buffer overflow, and application crash) or possibly have unspecified other impact via a crafted UPX packed file.",
            "references": [
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-14296",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00366",
                            "scoring_system": "epss",
                            "scoring_elements": "0.58873",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00366",
                            "scoring_system": "epss",
                            "scoring_elements": "0.58919",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00366",
                            "scoring_system": "epss",
                            "scoring_elements": "0.58925",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00366",
                            "scoring_system": "epss",
                            "scoring_elements": "0.58917",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00366",
                            "scoring_system": "epss",
                            "scoring_elements": "0.58901",
                            "published_at": "2026-06-08T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-14296"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14296",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14296"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=933232",
                    "reference_id": "933232",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=933232"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/375507?format=api",
                    "purl": "pkg:apk/alpine/upx@3.96-r0?arch=s390x&distroversion=edge&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/upx@3.96-r0%3Farch=s390x&distroversion=edge&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2019-14296"
            ],
            "risk_score": null,
            "exploitability": "0.5",
            "weighted_severity": "0.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-y9hb-h18t-rqet"
        }
    ],
    "risk_score": null,
    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/upx@3.96-r0%3Farch=s390x&distroversion=edge&reponame=community"
}