{"url":"http://public2.vulnerablecode.io/api/packages/994290?format=json","purl":"pkg:maven/io.undertow/undertow-core@2.0.42","type":"maven","namespace":"io.undertow","name":"undertow-core","version":"2.0.42","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/56902?format=json","vulnerability_id":"VCID-sxup-wzjc-tue1","summary":"Improper Input Validation in Undertow\nA flaw was found in all undertow-2.x.x SP1 versions prior to undertow-2.0.30.SP1, all undertow-1.x.x and undertow-2.x.x versions prior to undertow-2.1.0.Final, where the Servlet container causes servletPath to normalize incorrectly by truncating the path after semicolon which may lead to an application mapping resulting in the security bypass.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-1757.json","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-1757.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2020-1757","reference_id":"","reference_type":"","scores":[{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64371","published_at":"2026-04-29T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64302","published_at":"2026-04-13T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64337","published_at":"2026-04-16T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64347","published_at":"2026-04-18T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64338","published_at":"2026-04-21T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64358","published_at":"2026-04-24T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64223","published_at":"2026-04-01T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64281","published_at":"2026-04-02T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.6431","published_at":"2026-04-04T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64266","published_at":"2026-04-07T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64315","published_at":"2026-04-08T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64329","published_at":"2026-04-09T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64342","published_at":"2026-04-11T12:55:00Z"},{"value":"0.00463","scoring_system":"epss","scoring_elements":"0.64331","published_at":"2026-04-12T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2020-1757"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1757","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1757"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1757","reference_id":"","reference_type":"","scores":[{"value":"8.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1757"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1752770","reference_id":"1752770","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1752770"},{"reference_url":"https://github.com/advisories/GHSA-2w73-fqqj-c92p","reference_id":"GHSA-2w73-fqqj-c92p","reference_type":"","scores":[{"value":"HIGH","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-2w73-fqqj-c92p"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2058","reference_id":"RHSA-2020:2058","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2058"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2059","reference_id":"RHSA-2020:2059","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2059"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2060","reference_id":"RHSA-2020:2060","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2060"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2061","reference_id":"RHSA-2020:2061","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2061"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2112","reference_id":"RHSA-2020:2112","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2112"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2511","reference_id":"RHSA-2020:2511","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2511"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2512","reference_id":"RHSA-2020:2512","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2512"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2513","reference_id":"RHSA-2020:2513","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2513"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2515","reference_id":"RHSA-2020:2515","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2515"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:2905","reference_id":"RHSA-2020:2905","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:2905"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:3192","reference_id":"RHSA-2020:3192","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:3192"},{"reference_url":"https://access.redhat.com/errata/RHSA-2020:3779","reference_id":"RHSA-2020:3779","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2020:3779"},{"reference_url":"https://access.redhat.com/errata/RHSA-2024:5856","reference_id":"RHSA-2024:5856","reference_type":"","scores":[],"url":"https://access.redhat.com/errata/RHSA-2024:5856"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/83232?format=json","purl":"pkg:maven/io.undertow/undertow-core@2.1.0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-14ff-vn3t-vyhy"},{"vulnerability":"VCID-beaj-uk9m-17be"},{"vulnerability":"VCID-bpuw-kn4r-6kau"},{"vulnerability":"VCID-gsr8-1dea-effx"},{"vulnerability":"VCID-yn69-8upm-7yc2"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@2.1.0"},{"url":"http://public2.vulnerablecode.io/api/packages/204989?format=json","purl":"pkg:maven/io.undertow/undertow-core@2.1.0.Final","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-14ff-vn3t-vyhy"},{"vulnerability":"VCID-1vrj-chs2-d3ab"},{"vulnerability":"VCID-2cv5-9v62-kfbm"},{"vulnerability":"VCID-4v1f-kt5y-w7d1"},{"vulnerability":"VCID-5585-a76n-zubf"},{"vulnerability":"VCID-62gn-nwup-8uat"},{"vulnerability":"VCID-73st-24ck-uydb"},{"vulnerability":"VCID-7yc7-e35f-8uhj"},{"vulnerability":"VCID-93ut-2de3-ckc5"},{"vulnerability":"VCID-bpuw-kn4r-6kau"},{"vulnerability":"VCID-cf5j-2dz8-7bbu"},{"vulnerability":"VCID-gsr8-1dea-effx"},{"vulnerability":"VCID-k6c9-mckm-cyhy"},{"vulnerability":"VCID-ns3p-22xg-q3bz"},{"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@2.1.0.Final"}],"aliases":["CVE-2020-1757","GHSA-2w73-fqqj-c92p"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-sxup-wzjc-tue1"}],"fixing_vulnerabilities":[],"risk_score":"4.0","resource_url":"http://public2.vulnerablecode.io/packages/pkg:maven/io.undertow/undertow-core@2.0.42"}