Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/23174?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/23174?format=api", "purl": "pkg:maven/io.undertow/undertow-core@1.3.4", "type": "maven", "namespace": "io.undertow", "name": "undertow-core", "version": "1.3.4", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "2.3.20.Final", "latest_non_vulnerable_version": "2.4.0.Beta1", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/7511?format=api", "vulnerability_id": "VCID-ay2f-3xcv-dqdc", "summary": "Improper Neutralization of CRLF Sequences in HTTP Headers\nCRLF injection vulnerability in the Undertow web server allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.", "references": [ { "reference_url": "http://rhn.redhat.com/errata/RHSA-2016-1838.html", "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": "http://rhn.redhat.com/errata/RHSA-2016-1838.html" }, { "reference_url": "http://rhn.redhat.com/errata/RHSA-2016-1839.html", "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": "http://rhn.redhat.com/errata/RHSA-2016-1839.html" }, { "reference_url": "http://rhn.redhat.com/errata/RHSA-2016-1840.html", "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": "http://rhn.redhat.com/errata/RHSA-2016-1840.html" }, { "reference_url": "http://rhn.redhat.com/errata/RHSA-2016-1841.html", "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": "http://rhn.redhat.com/errata/RHSA-2016-1841.html" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2017:3454", "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://access.redhat.com/errata/RHSA-2017:3454" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2017:3455", "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://access.redhat.com/errata/RHSA-2017:3455" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2017:3456", "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://access.redhat.com/errata/RHSA-2017:3456" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2017:3458", "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://access.redhat.com/errata/RHSA-2017:3458" }, { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-4993.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "5.4", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-4993.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2016-4993", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.81", "published_at": "2026-04-21T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80913", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80935", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80932", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.8096", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80967", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80984", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.8097", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80962", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80999", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.01476", "scoring_system": "epss", "scoring_elements": "0.80904", "published_at": "2026-04-01T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2016-4993" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1344321", "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=1344321" }, { "reference_url": "https://github.com/undertow-io/undertow/commit/834496fb74ddda2af197940c70d08bab419fdf12", "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/commit/834496fb74ddda2af197940c70d08bab419fdf12" }, { "reference_url": "https://issues.redhat.com/browse/UNDERTOW-827", "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.redhat.com/browse/UNDERTOW-827" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2016-4993", "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://nvd.nist.gov/vuln/detail/CVE-2016-4993" }, { "reference_url": "https://access.redhat.com/security/cve/CVE-2016-4993", "reference_id": "CVE-2016-4993", "reference_type": "", "scores": [], "url": "https://access.redhat.com/security/cve/CVE-2016-4993" }, { "reference_url": "https://github.com/advisories/GHSA-qcqr-hcjq-whfq", "reference_id": "GHSA-qcqr-hcjq-whfq", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-qcqr-hcjq-whfq" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2016:1838", "reference_id": "RHSA-2016:1838", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2016:1838" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2016:1839", "reference_id": "RHSA-2016:1839", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2016:1839" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2016:1840", "reference_id": "RHSA-2016:1840", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2016:1840" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2016:1841", "reference_id": "RHSA-2016:1841", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2016:1841" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/156798?format=api", "purl": "pkg:maven/io.undertow/undertow-core@1.3.5.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-2e2u-nvuu-kfbs" }, { "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-9zut-79gt-1bgy" }, { "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-urxh-sp91-kuet" }, { "vulnerability": "VCID-usz2-tufg-k7gz" }, { "vulnerability": "VCID-xftw-raz7-b7e1" }, { "vulnerability": "VCID-xme8-usmd-vqg3" }, { "vulnerability": "VCID-y5s2-w88t-8uhx" }, { "vulnerability": "VCID-ygp7-kj2w-syat" }, { "vulnerability": "VCID-yn69-8upm-7yc2" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@1.3.5.Final" }, { "url": "http://public2.vulnerablecode.io/api/packages/23177?format=api", "purl": "pkg:maven/io.undertow/undertow-core@1.4.0", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-2e2u-nvuu-kfbs" }, { "vulnerability": "VCID-77xn-dtdn-hfa2" }, { "vulnerability": "VCID-y5s2-w88t-8uhx" }, { "vulnerability": "VCID-ygp7-kj2w-syat" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@1.4.0" }, { "url": "http://public2.vulnerablecode.io/api/packages/23178?format=api", "purl": "pkg:maven/io.undertow/undertow-core@2.0.1", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@2.0.1" }, { "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-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-2016-4993", "GHSA-qcqr-hcjq-whfq" ], "risk_score": 3.1, "exploitability": "0.5", "weighted_severity": "6.2", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-ay2f-3xcv-dqdc" } ], "fixing_vulnerabilities": [], "risk_score": "3.1", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@1.3.4" }