{"schema":"threatline.record/2","record":{"id":"CVE-2026-94482","aliases":["GHSA-p3m5-59mp-jv5r"],"summary":"Next.js: Denial of Service in App Router using Server Actions","details":"## Impact\n\nCrafted requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive CPU usage blocking processing of further requests in the same process.\n\n## Workarounds\n\nNo workaround exists besides upgrading. Applications using Pages Router or not using Server Actions are not vulnerable.","categories":["Frameworks"],"product":"next","vendor":"vercel","ecosystem":"npm","affected_ranges":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T15:50:35Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"range":">= 13.0.0, <= 15.5.27"},{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T15:50:35Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"range":">= 16.0.0, <= 16.4.0"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-94482","source_modified_at":"2026-10-22T15:22:10.155Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"next.js","vendor":"vercel","versions":[{"status":"affected","version":">= 13.0.0, < 15.5.28"},{"status":"affected","version":">= 16.0.0, < 16.4.1"}],"defaultStatus":null},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T16:00:09.130954454Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"next","ecosystem":"npm","purl":"pkg:npm/next"},"ranges":[{"type":"SEMVER","events":[{"introduced":"13.0.0"},{"fixed":"15.5.28"}]}],"versions":[]},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T16:00:09.130954454Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"next","ecosystem":"npm","purl":"pkg:npm/next"},"ranges":[{"type":"SEMVER","events":[{"introduced":"16.0.0"},{"fixed":"16.4.1"}]}],"versions":[]}],"fixed_versions":[{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T15:50:35Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"version":"15.5.28"},{"source":"GitHub Advisory Database","source_url":"https://github.com/advisories/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T15:50:35Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"ecosystem":"npm","name":"next"},"version":"16.4.1"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T16:00:09.130954454Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"next","ecosystem":"npm","purl":"pkg:npm/next"},"version":"15.5.28"},{"source":"OSV","source_url":"https://osv.dev/vulnerability/GHSA-p3m5-59mp-jv5r","source_modified_at":"2026-10-22T16:00:09.130954454Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"next","ecosystem":"npm","purl":"pkg:npm/next"},"version":"16.4.1"}],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00365,"percentile":0.2922,"score_date":"2026-10-23"},"published_at":"2026-10-22T15:22:10.155Z","modified_at":"2026-10-22T16:00:09.130954454Z","provenance":[{"source":"GitHub Advisory Database","url":"https://github.com/advisories/GHSA-p3m5-59mp-jv5r","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T15:50:35Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-94482","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-22T15:22:10.155Z"},{"source":"OSV","url":"https://osv.dev/vulnerability/GHSA-p3m5-59mp-jv5r","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-22T16:00:09.130954454Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-94482","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-p3m5-59mp-jv5r","tags":["x_refsource_CONFIRM"]},{"source":"CVE List","url":"https://github.com/vercel/next.js/releases/tag/v15.5.28","tags":["x_refsource_MISC"]},{"source":"CVE List","url":"https://github.com/vercel/next.js/releases/tag/v16.4.1","tags":["x_refsource_MISC"]},{"url":"https://github.com/advisories/GHSA-p3m5-59mp-jv5r","source":"GitHub Advisory Database"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-22T16:00:09.130954454Z","content_hash":"e0a719e283421d9419ba0477488fc45dcc3ca7a45985c198e79bfec7b9a05fbb"}}