CVE-2026-53667: Improper Neutralization of Input During Web Page Generation

React Router is a router for React. In versions 7.11.0 through 7.17.0, the RSCErrorHandler is missing protocol validation, allowing for redirects from untrusted sources. This issue is a follow up to CVE-2026-53667, and only affects consuming applications if they are using the unstable RSC APIs...

@amazeelabs/bridge-waku (>=1.1.9, <=2.0.1), @amazeelabs/executors (>=3.1.12, <=3.1.14) +20 more potentially affected by CVE-2026-44907 via react-server-dom-webpack (>=19.0.0, <=19.0.1)

react-server-dom-webpack NPM version =19.0.0, =1.1.9, =3.1.12, =1.4.7, =1.1.3, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859, =1.0.0-canary.12859,...

NPM: React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response

NPM: React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response vulnerability discovered by ? in WordPress Npm react-router versions = 7.12.0, 8.3.0...

GHSA-QWWW-VCR4-C8H2 React Router: RSC Mode CSRF Bypass Allows Action Execution Before 400 Response

This is a follow up to CVE-2026-22030 to address related CSRF flows in unstable RSC code paths. !NOTE This only affects your application if you are using the unstable RSC APIs...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the RSCErrorHandler when redirect targets from untrusted sources are not properly validated. An attacker can execute arbitrary scripts in the context of the application by supplying a crafted redirect target...

Cross-site Request Forgery (CSRF)

Overview waku is a ⛩️ The minimal React framework Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF through the request process. An attacker can execute unauthorized server actions by sending cross-origin POST requests with CORS-safelisted content types, causing...

NPM: Waku: Cross-Origin CSRF on RSC Server Action Dispatch

NPM: Waku: Cross-Origin CSRF on RSC Server Action Dispatch vulnerability discovered by ? in WordPress Npm waku versions = 1.0.0-beta.0...

CVE-2026-34077

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-34077

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-34077

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-34077 React Router vulnerable to Denial of Service via reflected user input in single-fetch

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-33245

CVE-2026-33245 affects React Router versions 7.7.0–7.13.1 when using unstable React Server Components (RSC) APIs. The issue is a client-side XSS vulnerability in the RSC redirect handling if redirects originate from untrusted sources. Applications not using the unstable RSC APIs are not affected....

CVE-2026-33245

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-33245 React Router vulnerable to XSS in unstable RSC redirect handling via javascript: redirect targets

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-33245 React Router vulnerable to XSS in unstable RSC redirect handling via javascript: redirect targets

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-33245: Improper Neutralization of Input During Web Page Generation

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

CVE-2026-34077: Allocation of Resources Without Limits or Throttling

React Router is a router for React. In versions 7.7.0 through 7.13.1, when using React Router's unstable React Server Components RSC APIs, there is a potential client-side Cross-Site Scripting XSS vulnerability in the RSC redirect handling if redirects come from untrusted sources. This does not...

@ardeora/start-devtools (>=1.0.0, <=1.0.1), @carvajalconsultants/headstart (>=1.0.0, <=1.0.2) +25 more potentially affected by unknown CVE via @tanstack/start-server-core (>=1.121.0-alpha.28, <=1.167.29)

@tanstack/start-server-core NPM version =1.121.0-alpha.28, =1.0.0, =1.0.0, =0.0.14, =1.0.0, =0.3.0, =0.3.0, =1.20.3-alpha.1, =1.111.10, =1.121.23, =0.0.1, =1.121.0-alpha.28, =1.20.3-alpha.1, =1.114.29, =1.121.23, =1.121.0-alpha.28, =2.0.0-beta.19 and more Source cves: unknown CVE Source advisory:...

CVE-2026-44575

Next.js is a React framework for building full-stack web applications. From 15.2.0 to before 15.5.16 and 16.2.5, App Router applications that rely on middleware or proxy-based checks for authorization can allow unauthorized access through transport-specific route variants used for segment...

CVE-2026-44575 Next.js: Middleware / Proxy bypass in App Router applications via segment-prefetch routes

Next.js is a React framework for building full-stack web applications. From 15.2.0 to before 15.5.16 and 16.2.5, App Router applications that rely on middleware or proxy-based checks for authorization can allow unauthorized access through transport-specific route variants used for segment...