{"id":"GHSA-x56p-c8cg-q435","summary":"Open Redirect in Next.js versions","details":"### Impact\n\n- **Affected**: Users of Next.js between 9.5.0 and 9.5.3 \n- **Not affected**: Deployments on Vercel ([https://vercel.com](https://vercel.com)) are not affected\n- **Not affected**: Deployments using `next export`\n\nWe recommend everyone to upgrade regardless of whether you can reproduce the issue or not.\n\n### Patches\n\nhttps://github.com/vercel/next.js/releases/tag/v9.5.4\n\n### References\n\nhttps://github.com/vercel/next.js/releases/tag/v9.5.4\n\n","aliases":["CVE-2020-15242"],"modified":"2026-09-10T03:48:35.467139366Z","published":"2020-10-08T19:28:07Z","database_specific":{"cwe_ids":["CWE-601"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2020-10-08T19:27:38Z","nvd_published_at":null},"references":[{"type":"WEB","url":"https://github.com/vercel/next.js/security/advisories/GHSA-x56p-c8cg-q435"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15242"},{"type":"PACKAGE","url":"https://github.com/vercel/next.js"},{"type":"WEB","url":"https://github.com/zeit/next.js/releases/tag/v9.5.4"}],"affected":[{"package":{"name":"next","ecosystem":"npm","purl":"pkg:npm/next"},"ranges":[{"type":"SEMVER","events":[{"introduced":"9.5.0"},{"fixed":"9.5.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/10/GHSA-x56p-c8cg-q435/GHSA-x56p-c8cg-q435.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N"}]}