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critical vulnerability

Next.js: Remote Code Execution in next/og ImageResponse

Fix availableCritical · CVSS 9.5

Published Sep 30, 2026 · updated Sep 30, 2026

What to do

  1. Upgrade to a fixed version: next 16.3.6.
  2. Redeploy and restart long-running processes so they load the fixed code.

Affected packages

npmnext41,069,423 downloads/week

Vulnerable versions
>= 16.2.0, < 16.3.6
Fixed in
16.3.6

Check your project: npm ls next --all

Is next@16.3.6 safe to install? See the upgrade verdict →

Sources

CWE-1395 Dependency on Vulnerable Third-Party Component

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