Next.js: Denial of Service in App Router using Server Actions
影響: npm:next >= 13.0.0, <= 15.5.27 → 15.5.28, npm:next >= 16.0.0, <= 16.4.0 → 16.4.1
Crafted 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. Workarounds No workaround exists besides upgrading. Applications using Pages Router or not using Server Actions are not vulnerable.
Read on GitHub Advisory Database
| CVE | CVE-2026-94482 |
|---|---|
| Source | GitHub Advisory Database |
| Fetched | 10/23/2026, 05:09 AM |
| Data | Markdown JSON |
On 10/23/2026, 12:50 AM, GitHub Advisory Database published "Next.js: Denial of Service in App Router using Server Actions" (type: Advisory). Severity is "High" (high). Related technologies: JavaScript / Node.js, Next.js. CVE: CVE-2026-94482.