{"url":"http://public2.vulnerablecode.io/api/packages/537472?format=json","purl":"pkg:npm/fastify-static@4.0.0","type":"npm","namespace":"","name":"fastify-static","version":"4.0.0","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"4.4.1","latest_non_vulnerable_version":"4.4.1","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/41537?format=json","vulnerability_id":"VCID-kzpe-eccj-xqda","summary":"URL Redirection to Untrusted Site ('Open Redirect')\nA redirect vulnerability in the fastify-static module allows remote attackers to redirect users to arbitrary websites via a double slash // followed by a domain: http://localhost:3000//google.com/%2e%2e. The issue shows up on all the fastify-static applications that set redirect: true option. By default, it is false.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22963.json","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-22963.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2021-22963","reference_id":"","reference_type":"","scores":[{"value":"0.00172","scoring_system":"epss","scoring_elements":"0.38134","published_at":"2026-06-04T12:55:00Z"},{"value":"0.00233","scoring_system":"epss","scoring_elements":"0.46289","published_at":"2026-06-08T12:55:00Z"},{"value":"0.00233","scoring_system":"epss","scoring_elements":"0.46315","published_at":"2026-06-07T12:55:00Z"},{"value":"0.00233","scoring_system":"epss","scoring_elements":"0.46335","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00233","scoring_system":"epss","scoring_elements":"0.46333","published_at":"2026-06-05T12:55:00Z"},{"value":"0.00233","scoring_system":"epss","scoring_elements":"0.463","published_at":"2026-06-09T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2021-22963"},{"reference_url":"https://github.com/fastify/fastify-static","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/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/fastify/fastify-static"},{"reference_url":"https://hackerone.com/reports/1354255","reference_id":"","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/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://hackerone.com/reports/1354255"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2015152","reference_id":"2015152","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2015152"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22963","reference_id":"CVE-2021-22963","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/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-2021-22963"},{"reference_url":"https://github.com/advisories/GHSA-p6vg-p826-qp3v","reference_id":"GHSA-p6vg-p826-qp3v","reference_type":"","scores":[{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-p6vg-p826-qp3v"},{"reference_url":"https://github.com/fastify/fastify-static/security/advisories/GHSA-p6vg-p826-qp3v","reference_id":"GHSA-p6vg-p826-qp3v","reference_type":"","scores":[{"value":"6.1","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},{"value":"MODERATE","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/fastify/fastify-static/security/advisories/GHSA-p6vg-p826-qp3v"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/59197?format=json","purl":"pkg:npm/fastify-static@4.2.4","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-mghe-j6q5-6yhv"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/fastify-static@4.2.4"}],"aliases":["CVE-2021-22963","GHSA-p6vg-p826-qp3v"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-kzpe-eccj-xqda"}],"fixing_vulnerabilities":[],"risk_score":"3.1","resource_url":"http://public2.vulnerablecode.io/packages/pkg:npm/fastify-static@4.0.0"}