Next.js is a React framework. Starting with version 12.0.0 and prior to version 12.0.9, vulnerable code could allow a bad actor to trigger a denial of service attack for anyone using i18n functionality. In order to be affected by this CVE, one must use next start or a custom server and the built-in i18n support. Deployments on Vercel, along with similar environments where invalid requests are filtered before reaching Next.js, are not affected. A patch has been released, `next@12.0.9`, that mitigates this issue. As a workaround, one may ensure `/${locale}/_next/` is blocked from reaching the Next.js instance until it becomes feasible to upgrade.
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History
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2024-08-03T02:53:35.543Z
Reserved: 2021-11-16T00:00:00
Link: CVE-2022-21721
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Status : Modified
Published: 2022-01-28T22:15:16.360
Modified: 2024-11-21T06:45:18.297
Link: CVE-2022-21721
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