CVE-2026-53721

CVE-2026-53721 affects Nuxt (Vue.js framework) earlier branches: 3.11.0–3.21.6 and 4.0.0–4.4.6 are vulnerable to a route-rule middleware bypass caused by a case-sensitivity mismatch between vue-router and the routeRules matcher. The issue has been patched in Nuxt versions 3.21.7 and 4.4.7. The CV...

PT-2026-48880

Nuxt is an open-source web development framework for Vue.js. From versions 3.11.0 to before 3.21.7 and 4.0.0 to before 4.4.7, there is a route-rule middleware bypass via case-sensitivity mismatch between vue-router and the routeRules matcher. This issue has been patched in versions 3.21.7 and 4.4...

CVE-2026-33804

@fastify/middie versions 9.3.1 and earlier are vulnerable to middleware bypass when the deprecated Fastify ignoreDuplicateSlashes option is enabled. The middleware path matching logic does not account for duplicate slash normalization performed by Fastify's router, allowing requests with duplicat...

CVE-2026-44575

A flaw was found in Next.js. App Router applications that use middleware or proxy-based authorization checks are vulnerable to unauthorized access. A remote attacker can exploit this by crafting specific .rsc and segment-prefetch URLs, which bypass the intended middleware rules. This allows acces...

CVE-2026-48710

A flaw was found in Starlette, a lightweight ASGI Asynchronous Server Gateway Interface framework. A remote attacker could exploit this vulnerability by sending a specially crafted HTTP Host request header. This malformed header could cause the request.url to be incorrectly reconstructed, leading...

Security Bulletin: Multiple Vulnerabilities in IBM Bob

Summary Multiple vulnerabilities were addressed in IBM Bob V 1.0.2 Vulnerability Details CVEID:CVE-2026-39407 DESCRIPTION: Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.12, a path handling inconsistency in serveStatic allows protected static...

CVE-2026-9495

Versions of the package @koa/router from 14.0.0 and before 15.0.0 are vulnerable to Access Control Bypass due to the middleware being silently dropped from the execution chain when the router prefix contains path parameters. Depending on what the skipped middleware was supposed to protect, an...

Exploit for Incorrect Authorization in Vercel Next.Js

Himalaya Tech Admin Panel — CVE-2025-29927 Demo WARNING:...

GHSA-MGQ6-4X29-88R3 Portainer's Kubernetes middleware continues after token validation failure, bypassing endpoint authorization

Summary Portainer proxies requests to Kubernetes clusters through a middleware layer kubeClientMiddleware that validates the requesting user's token before forwarding traffic to the cluster. When security.RetrieveTokenData returned an error, the middleware wrote an HTTP 403 response but was missi...

CVE-2026-42551 Flight: HTTP method override enabled by default enables CSRF escalation and middleware bypass in flightphp/core

Flight is an extensible micro-framework for PHP. Prior to 3.18.1, Request::getMethod unconditionally honors the X-HTTP-Method-Override header and the $REQUEST'method' parameter on any HTTP verb including safe verbs such as GET, with no opt-in and no whitelist of permitted target methods. A GET...

CVE-2026-42551

FlightPHP core contains a vulnerability in Request::getMethod() prior to 3.18.1 where X-HTTP-Method-Override and _method are applied to any HTTP verb without opt-in, allowing a GET to become DELETE/PUT. This enables CSRF escalation against destructive endpoints, bypass of middleware gated on unsa...

CVE-2026-45109 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 15.5.18 and 16.2.6, it was found that the fix addressing CVE-2026-44575 did not apply to middleware.ts with Turbopack. This vulnerability is fixed in 15.5.18 and 16.2.6...

CVE-2026-44574 Next.js: Middleware / Proxy bypass through dynamic route parameter injection

Next.js is a React framework for building full-stack web applications. From 15.4.0 to before 15.5.16 and 16.2.5, applications that rely on middleware to protect dynamic routes can be vulnerable to authorization bypass. In affected deployments, specially crafted query parameters can alter the...

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...

CVE-2026-44575

Summary: CVE-2026-44575 affects Next.js App Router: middleware/proxy authorization checks can be bypassed via transport-specific route variants used for segment prefetching. Specifically, in versions 15.2.0–before 15.5.16 and 16.2.5, specially crafted .rsc and segment-prefetch URLs can resolve to...

CVE-2026-44573 Next.js: Middleware / Proxy bypass in Pages Router applications using i18n

Next.js is a React framework for building full-stack web applications. From 12.2.0 to before 15.5.16 and 16.2.5, Applications using the Pages Router with i18n configured and middleware/proxy-based authorization can allow unauthorized access to protected page data through locale-less...

CVE-2026-44573 Next.js: Middleware / Proxy bypass in Pages Router applications using i18n

Next.js is a React framework for building full-stack web applications. From 12.2.0 to before 15.5.16 and 16.2.5, Applications using the Pages Router with i18n configured and middleware/proxy-based authorization can allow unauthorized access to protected page data through locale-less...

CVE-2026-44573

CVE-2026-44573 affects Next.js (Pages Router with i18n). From 12.2.0 up to but not including 15.5.16 and 16.2.5, middleware/proxy-based authorization can be bypassed for locale-less /_next/data//.json requests, allowing retrieval of SSR JSON for protected pages without authorization checks. The u...

Next.js 安全漏洞

Next.js is a React framework open source by Vercel. Versions of Next.js from 15.2.0 to 15.5.16, as well as versions before 16.2.5, have security vulnerabilities. These vulnerabilities arise when the App Router relies on middleware or proxy authorization checks. Specific route variants are used fo...

Flight 安全漏洞

Flight is a PHP microframework developed by Mike Cao. Versions of Flight prior to 3.18.1 contained security vulnerabilities. These vulnerabilities stemmed from the unconditional acceptance of the X-HTTP-Method-Override header and the$REQUESTmethod parameter by the Request::getMethod method. This...