next: Next.js: Denial of Service via excessive memory consumption in Server Actions

A flaw was found in Next.js. An attacker sending specially crafted requests to a Next.js application utilizing the App Router with Server Actions configured to use the Edge runtime can cause excessive memory consumption. This can lead to a denial of service DoS due to resource exhaustion...

Linux Distros Unpatched Vulnerability : CVE-2026-64646

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js...

CVE-2026-64646

A flaw was found in Next.js. An attacker sending specially crafted requests to a Next.js application utilizing the App Router with Server Actions configured to use the Edge runtime can cause excessive memory consumption. This can lead to a denial of service DoS due to resource exhaustion...

CVE-2026-64646

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the...

EUVD-2026-49401

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the...

CVE-2026-64646 Next.js: Unbounded Server Action payload in Edge runtime

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the...

CVE-2026-64646

CVE-2026-64646 affects Next.js versions 13.0.0–15.5.20 and 16.0.0–16.2.10 where App Router Server Actions running in the Edge runtime can cause unbounded memory growth from oversized Server Action payloads. Impact is excessive memory consumption; fix is upgrade to Next.js 15.5.21 or 16.2.11 (or l...

CVE-2026-64646 Next.js: Unbounded Server Action payload in Edge runtime

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the...

CVE-2026-64646 Next.js: Unbounded Server Action payload in Edge runtime

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the...

CVE-2026-64646

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the...

Denial Of Service (DoS)

Next.js is vulnerable to Denial Of Service DoS. The vulnerability is due to improper handling of requests targeting App Router applications with Server Actions running on the Edge runtime, allowing attackers to trigger excessive memory consumption and degrade application availability...

NPM: Next.js: Unbounded Server Action payload in Edge runtime

NPM: Next.js: Unbounded Server Action payload in Edge runtime vulnerability discovered by ? in WordPress Npm next versions = 13.0.0, 15.5.21...

Allocation of Resources Without Limits or Throttling

Overview next is a react framework. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the handleAction Server Actions path in the App Router Edge runtime. An attacker can exhaust server memory by sending an oversized Server Action request...

Next.js: Unbounded Server Action payload in Edge runtime

Impact Requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the Edge runtime Workarounds If you cannot upgrade, ensure your hosting provider limits the request's body size. 5 MiB should be...

GHSA-4C39-4CCG-62R3 Next.js: Unbounded Server Action payload in Edge runtime

Impact Requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consumption if that Server Actions uses the Edge runtime Workarounds If you cannot upgrade, ensure your hosting provider limits the request's body size. 5 MiB should be...

PT-2026-63561

Name of the Vulnerable Software and Affected Versions Next.js versions 13.0.0 through 15.5.20 Next.js versions 16.0.0 through 16.2.10 Description Requests targeting applications using App Router with at least one Server Action can lead to excessive memory consumption when that Server Action...