CVE-2026-44581

Next.js

Overview

AI description

Automated description summarized from trusted sources.

CVE-2026-44581 describes a cross-site scripting (XSS) vulnerability affecting Next.js App Router applications that employ Content Security Policy (CSP) nonces. This flaw is particularly noteworthy as it exploits a mechanism specifically designed to prevent XSS attacks, effectively turning CSP nonces against their intended purpose. The vulnerability impacts React's server component packages, including `react-server-dom-webpack`, `react-server-dom-parcel`, and `react-server-dom-turbopack`, for which patched versions have been released.

Description
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Social media

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Hype score

4

References

Sources include official advisories and independent security research.