{"id":"vercel-status-bb27560b3d25","seq":3520,"kind":"status","title":"Dynamic API routes returned 404 errors for some deployments","url":"https://www.vercel-status.com/incidents/ysczd6rxyl7z","permalink":"https://vulnpulse.app/items/vercel-status-bb27560b3d25","summary":"Aug 14 , 13:08 UTC Resolved - This incident has been resolved. Between August 12, 17:12 UTC and August 13, 20:33 UTC, some Vercel deployments could return 404 errors from dynamic API routes. Deployments built on Vercel during this period were affected only if they met all three conditions: used Next.js 16.2 or earlier, used the Pages Router with internationalization (i18n configured in next.config.js), and used dynamic API routes, such as pages/api/[slug].ts or pages/api/[...path].ts. Deployments built outside Vercel (with vercel deploy --prebuilt) were not affected, and existing deployments…","severity":null,"techs":["vercel"],"cves":[],"tags":["resolved"],"source":{"id":"vercel-status","name":"Vercel Status"},"published_at":"2026-08-14T13:08:12.000Z","fetched_at":"2026-10-21T16:17:53.556Z"}