Lookup for vulnerable packages by Package URL.

GET /api/packages/23177?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/23177?format=api",
    "purl": "pkg:maven/io.undertow/undertow-core@1.4.0",
    "type": "maven",
    "namespace": "io.undertow",
    "name": "undertow-core",
    "version": "1.4.0",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "2.4.0.Beta1",
    "latest_non_vulnerable_version": "2.4.0.Beta1",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/8670?format=api",
            "vulnerability_id": "VCID-2e2u-nvuu-kfbs",
            "summary": "Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling)\nInvalid characters are allowed in query strings and path parameters. This could be exploited, in conjunction with a proxy that also permitted the invalid characters but with a different interpretation, to inject data into the HTTP response. By manipulating the HTTP response the attacker could poison a web-cache, perform an XSS attack, or obtain sensitive information from requests other than their own.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2017:3454",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2017:3454"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2017:3455",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2017:3455"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2017:3456",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2017:3456"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2017:3458",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2017:3458"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2018:0002",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2018:0002"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2018:0003",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2018:0003"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2018:0004",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2018:0004"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2018:0005",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2018:0005"
                },
                {
                    "reference_url": "https://access.redhat.com/errata/RHSA-2018:1322",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://access.redhat.com/errata/RHSA-2018:1322"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7559.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7559.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2017-7559",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78381",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78267",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78293",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78299",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78324",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78307",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78302",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78331",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78329",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78326",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78358",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78365",
                            "published_at": "2026-04-26T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78246",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78254",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.01128",
                            "scoring_system": "epss",
                            "scoring_elements": "0.78285",
                            "published_at": "2026-04-04T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2017-7559"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7559",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7559"
                },
                {
                    "reference_url": "https://github.com/undertow-io/undertow",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/undertow-io/undertow"
                },
                {
                    "reference_url": "https://issues.jboss.org/browse/UNDERTOW-1251",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://issues.jboss.org/browse/UNDERTOW-1251"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1481665",
                    "reference_id": "1481665",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1481665"
                },
                {
                    "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=885576",
                    "reference_id": "885576",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=885576"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:undertow:*:*:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:undertow:2.0.0:alpha1:*:*:*:*:*:*",
                    "reference_id": "cpe:2.3:a:redhat:undertow:2.0.0:alpha1:*:*:*:*:*:*",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:redhat:undertow:2.0.0:alpha1:*:*:*:*:*:*"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7559",
                    "reference_id": "CVE-2017-7559",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.8",
                            "scoring_system": "cvssv2",
                            "scoring_elements": "AV:N/AC:M/Au:N/C:P/I:P/A:N"
                        },
                        {
                            "value": "6.1",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                        },
                        {
                            "value": "6.1",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
                        },
                        {
                            "value": "MODERATE",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-7559"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-rj76-h87p-r3wf",
                    "reference_id": "GHSA-rj76-h87p-r3wf",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "MODERATE",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-rj76-h87p-r3wf"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/25934?format=api",
                    "purl": "pkg:maven/io.undertow/undertow-core@1.4.17.Final",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-14ff-vn3t-vyhy"
                        },
                        {
                            "vulnerability": "VCID-1vrj-chs2-d3ab"
                        },
                        {
                            "vulnerability": "VCID-1w4t-um5v-jkfv"
                        },
                        {
                            "vulnerability": "VCID-2cv5-9v62-kfbm"
                        },
                        {
                            "vulnerability": "VCID-2ez8-r9wv-53du"
                        },
                        {
                            "vulnerability": "VCID-5585-a76n-zubf"
                        },
                        {
                            "vulnerability": "VCID-62gn-nwup-8uat"
                        },
                        {
                            "vulnerability": "VCID-73st-24ck-uydb"
                        },
                        {
                            "vulnerability": "VCID-77xn-dtdn-hfa2"
                        },
                        {
                            "vulnerability": "VCID-7ec2-9kmy-77eh"
                        },
                        {
                            "vulnerability": "VCID-7yc7-e35f-8uhj"
                        },
                        {
                            "vulnerability": "VCID-93ut-2de3-ckc5"
                        },
                        {
                            "vulnerability": "VCID-bhrz-ea7j-k3bh"
                        },
                        {
                            "vulnerability": "VCID-bm42-byxp-2kb5"
                        },
                        {
                            "vulnerability": "VCID-bpuw-kn4r-6kau"
                        },
                        {
                            "vulnerability": "VCID-cf5j-2dz8-7bbu"
                        },
                        {
                            "vulnerability": "VCID-dvxb-wu3m-xuaz"
                        },
                        {
                            "vulnerability": "VCID-gsr8-1dea-effx"
                        },
                        {
                            "vulnerability": "VCID-k6c9-mckm-cyhy"
                        },
                        {
                            "vulnerability": "VCID-ns3p-22xg-q3bz"
                        },
                        {
                            "vulnerability": "VCID-p9y4-yce4-zqbk"
                        },
                        {
                            "vulnerability": "VCID-rqvc-k1jm-9kg9"
                        },
                        {
                            "vulnerability": "VCID-scjb-1mwk-rfdd"
                        },
                        {
                            "vulnerability": "VCID-sxup-wzjc-tue1"
                        },
                        {
                            "vulnerability": "VCID-tc7q-5xss-nyfh"
                        },
                        {
                            "vulnerability": "VCID-urxh-sp91-kuet"
                        },
                        {
                            "vulnerability": "VCID-usz2-tufg-k7gz"
                        },
                        {
                            "vulnerability": "VCID-xftw-raz7-b7e1"
                        },
                        {
                            "vulnerability": "VCID-xme8-usmd-vqg3"
                        },
                        {
                            "vulnerability": "VCID-yn69-8upm-7yc2"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@1.4.17.Final"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/82158?format=api",
                    "purl": "pkg:maven/io.undertow/undertow-core@2.0.0.Alpha2",
                    "is_vulnerable": false,
                    "affected_by_vulnerabilities": [],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@2.0.0.Alpha2"
                },
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/25936?format=api",
                    "purl": "pkg:maven/io.undertow/undertow-core@2.0.1.Final",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-14ff-vn3t-vyhy"
                        },
                        {
                            "vulnerability": "VCID-1vrj-chs2-d3ab"
                        },
                        {
                            "vulnerability": "VCID-2cv5-9v62-kfbm"
                        },
                        {
                            "vulnerability": "VCID-2ez8-r9wv-53du"
                        },
                        {
                            "vulnerability": "VCID-4v1f-kt5y-w7d1"
                        },
                        {
                            "vulnerability": "VCID-5585-a76n-zubf"
                        },
                        {
                            "vulnerability": "VCID-62gn-nwup-8uat"
                        },
                        {
                            "vulnerability": "VCID-73st-24ck-uydb"
                        },
                        {
                            "vulnerability": "VCID-7ec2-9kmy-77eh"
                        },
                        {
                            "vulnerability": "VCID-7yc7-e35f-8uhj"
                        },
                        {
                            "vulnerability": "VCID-93ut-2de3-ckc5"
                        },
                        {
                            "vulnerability": "VCID-bhrz-ea7j-k3bh"
                        },
                        {
                            "vulnerability": "VCID-bm42-byxp-2kb5"
                        },
                        {
                            "vulnerability": "VCID-bpuw-kn4r-6kau"
                        },
                        {
                            "vulnerability": "VCID-cf5j-2dz8-7bbu"
                        },
                        {
                            "vulnerability": "VCID-dvxb-wu3m-xuaz"
                        },
                        {
                            "vulnerability": "VCID-gsr8-1dea-effx"
                        },
                        {
                            "vulnerability": "VCID-k6c9-mckm-cyhy"
                        },
                        {
                            "vulnerability": "VCID-ns3p-22xg-q3bz"
                        },
                        {
                            "vulnerability": "VCID-p9y4-yce4-zqbk"
                        },
                        {
                            "vulnerability": "VCID-rqvc-k1jm-9kg9"
                        },
                        {
                            "vulnerability": "VCID-scjb-1mwk-rfdd"
                        },
                        {
                            "vulnerability": "VCID-sxup-wzjc-tue1"
                        },
                        {
                            "vulnerability": "VCID-tc7q-5xss-nyfh"
                        },
                        {
                            "vulnerability": "VCID-urxh-sp91-kuet"
                        },
                        {
                            "vulnerability": "VCID-usz2-tufg-k7gz"
                        },
                        {
                            "vulnerability": "VCID-xftw-raz7-b7e1"
                        },
                        {
                            "vulnerability": "VCID-xme8-usmd-vqg3"
                        },
                        {
                            "vulnerability": "VCID-yn69-8upm-7yc2"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@2.0.1.Final"
                }
            ],
            "aliases": [
                "CVE-2017-7559",
                "GHSA-rj76-h87p-r3wf"
            ],
            "risk_score": 3.1,
            "exploitability": "0.5",
            "weighted_severity": "6.2",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-2e2u-nvuu-kfbs"
        },
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/9684?format=api",
            "vulnerability_id": "VCID-77xn-dtdn-hfa2",
            "summary": "Inconsistent Interpretation of HTTP Requests (HTTP Request Smuggling)\nIt was discovered in Undertow that the code that parses the HTTP request line permitted invalid characters. This could be exploited, in conjunction with a proxy that also permitted the invalid characters but with a different interpretation, to inject data into the HTTP response. By manipulating the HTTP response the attacker could poison a web-cache, perform an XSS attack, or obtain sensitive information from requests other than their own.",
            "references": [
                {
                    "reference_url": "http://rhn.redhat.com/errata/RHSA-2017-1409.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "http://rhn.redhat.com/errata/RHSA-2017-1409.html"
                },
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-2666.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "6.5",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-2666.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2017-2666",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80465",
                            "published_at": "2026-04-29T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80411",
                            "published_at": "2026-04-16T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80412",
                            "published_at": "2026-04-18T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80416",
                            "published_at": "2026-04-21T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80442",
                            "published_at": "2026-04-24T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80448",
                            "published_at": "2026-04-26T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.8033",
                            "published_at": "2026-04-01T12:55:00Z"
                        },
                        {
                            "value": "0.01394",
                            "scoring_system": "epss",
                            "scoring_elements": "0.80337",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
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}