OCTOBER 9, 2026
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Case File

CVE-2026-94486

MEDIUM · CVSS 5.4 EPSS 0.11% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-02 · Last synced 2026-10-09

CyberRota Analysis

AI-Generated

The Next.js development server versions 16.0.0 to 16.3.8 are vulnerable due to an exposed Model Context Protocol endpoint that does not adequately restrict cross-site requests, allowing attackers to access sensitive project information such as disk locations and source code snippets. While production deployments are not affected, developers working with these versions should prioritize upgrading to version 16.3.8 to mitigate the risk of information leakage from malicious websites.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-94486
Severity
MEDIUM
CVSS
5.4
EPSS
0.11%

Original NVD Description

Next.js is a React framework for building full-stack web applications. From 16.0.0 until 16.3.8, the next dev development server exposes a Model Context Protocol endpoint without reliably restricting cross-site requests. A malicious website visited by a developer can reach the endpoint and read the project's disk location, source code snippets from error reports, route inventory, and development logs. Production deployments do not serve this endpoint. This issue is fixed in version 16.3.8.

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