Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/929576?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/929576?format=api", "purl": "pkg:npm/%40remix-run/react@0.0.0-experimental-ce81fb82f", "type": "npm", "namespace": "@remix-run", "name": "react", "version": "0.0.0-experimental-ce81fb82f", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "2.17.3", "latest_non_vulnerable_version": "2.17.3", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/49617?format=api", "vulnerability_id": "VCID-cx9e-hu46-wfa6", "summary": "React Router SSR XSS in ScrollRestoration\nA XSS vulnerability exists in in React Router's `<ScrollRestoration>` API in [Framework Mode](https://reactrouter.com/start/modes#framework) when using the `getKey`/`storageKey` props during Server-Side Rendering which could allow arbitrary JavaScript execution during SSR if untrusted content is used to generate the keys.\n\n> [!NOTE]\n> This does not impact applications if developers have [disabled server-side rendering](https://reactrouter.com/how-to/spa) in Framework Mode, or if they are using [Declarative Mode](https://reactrouter.com/start/modes#declarative) (`<BrowserRouter>`) or [Data Mode](https://reactrouter.com/start/modes#data) (`createBrowserRouter`/`<RouterProvider>`).", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-21884.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.2", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-21884.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-21884", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00022", "scoring_system": "epss", "scoring_elements": "0.06388", "published_at": "2026-06-05T12:55:00Z" }, { "value": "9e-05", "scoring_system": "epss", "scoring_elements": "0.00935", "published_at": "2026-06-08T12:55:00Z" }, { "value": "9e-05", "scoring_system": "epss", "scoring_elements": "0.00936", "published_at": "2026-06-06T12:55:00Z" }, { "value": "9e-05", "scoring_system": "epss", "scoring_elements": "0.00938", "published_at": "2026-06-07T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-21884" }, { "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.2", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N" } ], "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml" }, { "reference_url": "https://github.com/remix-run/react-router", "reference_id": "", "reference_type": "", "scores": [ { "value": "8.2", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/remix-run/react-router" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2428421", "reference_id": "2428421", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2428421" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21884", "reference_id": "CVE-2026-21884", "reference_type": "", "scores": [ { "value": "8.2", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21884" }, { "reference_url": "https://github.com/advisories/GHSA-8v8x-cx79-35w7", "reference_id": "GHSA-8v8x-cx79-35w7", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-8v8x-cx79-35w7" }, { "reference_url": "https://github.com/remix-run/react-router/security/advisories/GHSA-8v8x-cx79-35w7", "reference_id": "GHSA-8v8x-cx79-35w7", "reference_type": "", "scores": [ { "value": "8.2", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N" }, { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2026-01-13T04:55:52Z/" } ], "url": "https://github.com/remix-run/react-router/security/advisories/GHSA-8v8x-cx79-35w7" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:19712", "reference_id": "RHSA-2026:19712", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2026:19712" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:3782", "reference_id": "RHSA-2026:3782", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2026:3782" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:3958", "reference_id": "RHSA-2026:3958", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2026:3958" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:3960", "reference_id": "RHSA-2026:3960", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2026:3960" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/73281?format=api", "purl": "pkg:npm/%40remix-run/react@2.17.3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540remix-run/react@2.17.3" } ], "aliases": [ "CVE-2026-21884", "GHSA-8v8x-cx79-35w7" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-cx9e-hu46-wfa6" } ], "fixing_vulnerabilities": [], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540remix-run/react@0.0.0-experimental-ce81fb82f" }