Lookup for vulnerable packages by Package URL.

GET /api/packages/444180?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/444180?format=api",
    "purl": "pkg:apk/alpine/py3-waitress@1.4.0-r0?arch=ppc64le&distroversion=v3.23&reponame=community",
    "type": "apk",
    "namespace": "alpine",
    "name": "py3-waitress",
    "version": "1.4.0-r0",
    "qualifiers": {
        "arch": "ppc64le",
        "distroversion": "v3.23",
        "reponame": "community"
    },
    "subpath": "",
    "is_vulnerable": false,
    "next_non_vulnerable_version": "1.4.1-r0",
    "latest_non_vulnerable_version": "2.1.2-r0",
    "affected_by_vulnerabilities": [],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/35465?format=api",
            "vulnerability_id": "VCID-2tuq-pc83-cqe8",
            "summary": "Waitress through version 1.3.1 would parse the Transfer-Encoding header and only look for a single string value, if that value was not chunked it would fall through and use the Content-Length header instead. According to the HTTP standard Transfer-Encoding should be a comma separated list, with the inner-most encoding first, followed by any further transfer codings, ending with chunked. Requests sent with: \"Transfer-Encoding: gzip, chunked\" would incorrectly get ignored, and the request would use a Content-Length header instead to determine the body size of the HTTP message. This could allow for Waitress to treat a single request as multiple requests in the case of HTTP pipelining. This issue is fixed in Waitress 1.4.0.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2020:0720",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://access.redhat.com/errata/RHSA-2020:0720"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16786.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16786.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-16786",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74325",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74356",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74318",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74351",
                            "published_at": "2026-06-05T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74352",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74343",
                            "published_at": "2026-06-07T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-16786"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16786",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16786"
                },
                {
                    "reference_url": "https://docs.pylonsproject.org/projects/waitress/en/latest/#security-fixes",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://docs.pylonsproject.org/projects/waitress/en/latest/#security-fixes"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://github.com/Pylons/waitress",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/Pylons/waitress"
                },
                {
                    "reference_url": "https://github.com/Pylons/waitress/commit/f11093a6b3240fc26830b6111e826128af7771c3",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/Pylons/waitress/commit/f11093a6b3240fc26830b6111e826128af7771c3"
                },
                {
                    "reference_url": "https://github.com/Pylons/waitress/security/advisories/GHSA-g2xc-35jw-c63p",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/Pylons/waitress/security/advisories/GHSA-g2xc-35jw-c63p"
                },
                {
                    "reference_url": "https://github.com/pypa/advisory-database/tree/main/vulns/waitress/PYSEC-2019-137.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/pypa/advisory-database/tree/main/vulns/waitress/PYSEC-2019-137.yaml"
                },
                {
                    "reference_url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00011.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2022/05/msg00011.html"
                },
                {
                    "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GVDHR2DNKCNQ7YQXISJ45NT4IQDX3LJ7",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GVDHR2DNKCNQ7YQXISJ45NT4IQDX3LJ7"
                },
                {
                    "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GVDHR2DNKCNQ7YQXISJ45NT4IQDX3LJ7/",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GVDHR2DNKCNQ7YQXISJ45NT4IQDX3LJ7/"
                },
                {
                    "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYEOTGWJZVKPRXX2HBNVIYWCX73QYPM5",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYEOTGWJZVKPRXX2HBNVIYWCX73QYPM5"
                },
                {
                    "reference_url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYEOTGWJZVKPRXX2HBNVIYWCX73QYPM5/",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYEOTGWJZVKPRXX2HBNVIYWCX73QYPM5/"
                },
                {
                    "reference_url": "https://www.oracle.com/security-alerts/cpuapr2022.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1791415",
                    "reference_id": "1791415",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1791415"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=947306",
                    "reference_id": "947306",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=947306"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16786",
                    "reference_id": "CVE-2019-16786",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-16786"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-g2xc-35jw-c63p",
                    "reference_id": "GHSA-g2xc-35jw-c63p",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-g2xc-35jw-c63p"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2021:0420",
                    "reference_id": "RHSA-2021:0420",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2021:0420"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/444180?format=api",
                    "purl": "pkg:apk/alpine/py3-waitress@1.4.0-r0?arch=ppc64le&distroversion=v3.23&reponame=community",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apk/alpine/py3-waitress@1.4.0-r0%3Farch=ppc64le&distroversion=v3.23&reponame=community"
                }
            ],
            "aliases": [
                "CVE-2019-16786",
                "GHSA-g2xc-35jw-c63p",
                "PYSEC-2019-137"
            ],
            "risk_score": 3.2,
            "exploitability": "0.5",
            "weighted_severity": "6.4",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-2tuq-pc83-cqe8"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/35466?format=api",
            "vulnerability_id": "VCID-9gra-5w8b-mfa2",
            "summary": "Waitress through version 1.3.1 implemented a \"MAY\" part of the RFC7230 which states: \"Although the line terminator for the start-line and header fields is the sequence CRLF, a recipient MAY recognize a single LF as a line terminator and ignore any preceding CR.\" Unfortunately if a front-end server does not parse header fields with an LF the same way as it does those with a CRLF it can lead to the front-end and the back-end server parsing the same HTTP message in two different ways. This can lead to a potential for HTTP request smuggling/splitting whereby Waitress may see two requests while the front-end server only sees a single HTTP message. This issue is fixed in Waitress 1.4.0.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2020:0720",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        },
                        {
                            "value": "5.1",
                            "scoring_system": "cvssv4",
                            "scoring_elements": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:L/SA:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://access.redhat.com/errata/RHSA-2020:0720"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16785.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.1",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-16785.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2019-16785",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74325",
                            "published_at": "2026-06-08T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74352",
                            "published_at": "2026-06-09T12:55:00Z"
                        },
                        {
                            "value": "0.00795",
                            "scoring_system": "epss",
                            "scoring_elements": "0.74343",
                            "published_at": "2026-06-07T12:55:00Z"
                        },
                        {
                            "value": "0.01023",
                            "scoring_system": "epss",
                            "scoring_elements": "0.77595",
                            "published_at": "2026-06-04T12:55:00Z"
                        },
                        {
                            "value": "0.01023",
                            "scoring_system": "epss",
                            "scoring_elements": "0.77632",
                            "published_at": "2026-06-06T12:55:00Z"
                        },
                        {
                            "value": "0.01023",
                            "scoring_system": "epss",
                            "scoring_elements": "0.77623",
                            "published_at": "2026-06-05T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2019-16785"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16785",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16785"
                },
                {
                    "reference_url": "https://docs.pylonsproject.org/projects/waitress/en/latest/#security-fixes",
                    "reference_id": "",
                    "reference_type": "",
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