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React2Shell auto-fix

Vercel | In Edition 13, Saturday 13 Dec 2025

The call on this one

DEPLOYif you run React 19 or Next.js

SOURCE Vercel, Automated React2Shell vulnerability patching is now available

Vercel Agent now detects vulnerable React, Next.js, and related RSC packages and automatically generates pull requests with verified fixes for React2Shell CVE-2025-55182 at no cost.

Added to The Deploy Log Tuesday 15 Sep 2026, updated Thursday 17 Sep 2026. Read Edition 13, the edition that carried it.

48 rows from Vercel in The Deploy Log are dated on or before this one, this one included.

The same day from Vercel: GPT-5.2 on AI Gateway (0 days apart). After it: Gemini 3 Flash on AI Gateway, 4 days later.

Week of December 8, 2025 | December 2025

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