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ID:12609 - Exploit for Allocation of Resources Without Limits or Throttling in Next.js - CVE-2026-23869
ID:12609 - Exploit for Allocation of Resources Without Limits or Throttling in Next.js - CVE-2026-23869
Published: April 17, 2026
Vulnerability identifier: #VU125546
Vulnerability risk: Medium
CVE-ID: CVE-2026-23869
CWE-ID: CWE-770
Exploitation vector: Remote access
Vulnerable software:
Next.js
Next.js
Link to public exploit:
Vulnerability description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to allocation of resources without limits or throttling in App Router Server Function endpoints when deserializing a specially crafted HTTP request. A remote attacker can send a specially crafted HTTP request to cause a denial of service.
The issue affects environments using the App Router.
Remediation
Install security update from vendor's website.