{"schema":"threatline.record/2","record":{"id":"CVE-2026-94485","aliases":["GHSA-f87g-xv8r-7p7x"],"summary":"Next.js has information disclosure in App Router metadata image routes via dynamicParams bypass","details":"In Next.js App Router applications built with webpack, metadata image routes such as opengraph-image and twitter-image ignore the `dynamicParams` route segment option. An attacker can request metadata image URLs for dynamic segments that were deliberately excluded from `generateStaticParams()`.","categories":["Frameworks"],"product":"next","vendor":"vercel","ecosystem":"npm","affected_ranges":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-f87g-xv8r-7p7x","source_modified_at":"2026-10-07T20:31:35Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"range":">= 16.0.0, < 16.3.8"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-94485","source_modified_at":"2026-10-02T16:05:57.266Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"next.js","vendor":"vercel","versions":[{"version":">= 16.0.0, < 16.3.8","status":"affected"}],"defaultStatus":null},{"source":"GitHub Advisory Database","source_url":"https://github.com/vercel/next.js/security/advisories/GHSA-f87g-xv8r-7p7x","source_modified_at":"2026-09-30T16:14:44Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"range":">= 16.0.0"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-f87g-xv8r-7p7x","source_modified_at":"2026-10-07T20:45:04.338515172Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next","purl":"pkg:npm/next"},"ranges":[{"events":[{"introduced":"16.0.0"},{"fixed":"16.3.8"}],"type":"SEMVER"}],"versions":[]}],"fixed_versions":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-f87g-xv8r-7p7x","source_modified_at":"2026-10-07T20:31:35Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"version":"16.3.8"},{"source":"GitHub Advisory Database","source_url":"https://github.com/vercel/next.js/security/advisories/GHSA-f87g-xv8r-7p7x","source_modified_at":"2026-09-30T16:14:44Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"version":"16.3.?"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-f87g-xv8r-7p7x","source_modified_at":"2026-10-07T20:45:04.338515172Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next","purl":"pkg:npm/next"},"version":"16.3.8"}],"cvss":6.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00173,"percentile":0.06386,"score_date":"2026-10-23"},"published_at":"2026-10-02T15:23:29.239Z","modified_at":"2026-10-07T20:45:04.338515172Z","provenance":[{"source":"GitHub Advisory Database","url":"https://github.com/advisories/GHSA-f87g-xv8r-7p7x","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-07T20:31:35Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-94485","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-02T16:05:57.266Z"},{"source":"GitHub Advisory Database","url":"https://github.com/vercel/next.js/security/advisories/GHSA-f87g-xv8r-7p7x","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-09-30T16:14:44Z"},{"source":"OSV","url":"https://osv.dev/vulnerability/GHSA-f87g-xv8r-7p7x","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-07T20:45:04.338515172Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-94485","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["GitHub Advisory Database","CVE List","OSV","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/vercel/next.js/security/advisories/GHSA-f87g-xv8r-7p7x","tags":["x_refsource_CONFIRM"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94485","source":"GitHub Advisory Database"},{"source":"CVE List","url":"https://github.com/vercel/next.js/commit/2d9f50a409312696145b82b3157aadb6b1fef476","tags":["x_refsource_MISC"]},{"source":"CVE List","url":"https://github.com/vercel/next.js/releases/tag/v16.3.8","tags":["x_refsource_MISC"]},{"url":"https://github.com/advisories/GHSA-f87g-xv8r-7p7x","source":"GitHub Advisory Database"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-02T16:04:38.452430Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-07T20:45:04.338515172Z","content_hash":"cabed5da21f323c81979605d4a928649cc21900d3ce27eb717d4141b504be90f"}}