Vercel 已经出手，在它的全球 Web Application Firewall（WAF）上， 加了一层拦截规则，免费帮所有托管在上面的项目挡一波。他们还拉着 React 官方一起， 把规则分享给其他 WAF / CDN 提供商， 尽可能在外围先砌好一圈墙。 用 React 19 / Next.js 的，别慌，但立刻检查你的项目。

如果你的项目运行在 React 19 及以上版本，且使用了 Next.js 等支持 RSC 的框架，那么就要注意了～ CVSS 满分 10.0 是什么意思？ 在信息安全领域，CVSS（Common Vulnerability Scoring System）是一种标准化的漏洞评分系统，帮助安全团队衡量漏洞的严重程度和潜在影响。

A critical remote code execution vulnerability in React.js has been identified. React.js is a JavaScript library for building fast, interactive user interfaces (UIs) using reusable components. The ...

Facepalm: A widely used web technology is affected by a serious security vulnerability that can be exploited with minimal effort to compromise servers. Known as "React2Shell," the flaw may require ...

A critical security flaw has been discovered in React, one of the most widely used JavaScript libraries for building websites. The bug enables external attackers to run privileged, arbitrary code on ...

A maximum-severity security flaw has been disclosed in React Server Components (RSC) that, if successfully exploited, could result in remote code execution. The vulnerability, tracked as ...

React conquered XSS? Think again. That's the reality facing JavaScript developers in 2025, where attackers have quietly evolved their injection techniques to exploit everything from prototype ...

From there, inside the hello-world folder that gets created, run a single npm start command to start your app and make it available on port 3000 of localhost: This React Hello World tutorial ...

In case you’re new to React, it is one of the best front-end development technology, an open-source JavaScript library for building user interfaces for web applications. Some of our readers have ...