Security Advisory:
A critical vulnerability in React Server Components (CVE-2025-55182) has been responsibly disclosed. It affects React 19 and frameworks that use it, including Next.js (CVE-2025-66478).
If you are using Next.js, every version between Next.js 15 and 16 is affected, and we recommend immediately updating to the latest Next.js versions containing the appropriate fixes (15.0.5, 15.1.9, 15.2.6, 15.3.6, 15.4.8, 15.5.7, 16.0.7).
If you are using another framework using Server Components, we also recommend immediately updating to the latest React versions containing the appropriate fixes (19.0.1, 19.1.2, and 19.2.1).

Security Advisory: CVE-2025-66478
A critical vulnerability (CVE-2025-66478) has been identified in the React Server Components protocol. Users should upgrade to patched versions imm...