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Next.js Ships Out-of-Band Patch for Two Critical RCE Flaws in Caching and SVG Processing

Next.js released an out-of-band security update on October 14 that fixes two critical flaws allowing unauthenticated remote code execution, along with a high-severity denial-of-service flaw.

One code-execution flaw is in React Server Components, and the other in librsvg, the open-source library Next.js uses through the sharp package to handle SVG images.

The fixes are in

3:10 pm, October 15, 2026

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https://thehackernews.com/2026/10/nextjs-ships-out-of-band-patch-for-two.html

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https://thehackernews.com/2026/10/nextjs-ships-out-of-band-patch-for-two.html

id: 3620
uid: iD4uy
insdate: 2026-10-15 15:10:18
title: Next.js Ships Out-of-Band Patch for Two Critical RCE Flaws in Caching and SVG Processing
additional: Next.js released an out-of-band security update on October 14 that fixes two critical flaws allowing unauthenticated remote code execution, along with a high-severity denial-of-service flaw.

One code-execution flaw is in React Server Components, and the other in librsvg, the open-source library Next.js uses through the sharp package to handle SVG images.

The fixes are in
category: Cybersecurity
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guid: https://thehackernews.com/2026/10/nextjs-ships-out-of-band-patch-for-two.html
source_url: https://thehackernews.com/2026/10/nextjs-ships-out-of-band-patch-for-two.html
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