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Middleware

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medium advisory

IBM WebSphere Application Server Security Bypass Vulnerability

IBM WebSphere Application Server and Liberty are vulnerable to a security bypass flaw that permits remote, unauthenticated attackers to circumvent established security controls.

WebSphere Application Server +1 vulnerability websphere middleware
1t
high advisory

Next.js Middleware Authorization Bypass via Dynamic Route Parameter Injection (CVE-2026-44574)

A vulnerability in Next.js (CVE-2026-44574) allows for authorization bypass in applications that use middleware to protect dynamic routes, enabling attackers to render protected content without proper authorization by crafting specific query parameters.

next +1 nextjs middleware authorization bypass CVE-2026-44574 cloud
2r 1t
high advisory

@fastify/middie Middleware Bypass Vulnerability (CVE-2026-33804)

A middleware bypass vulnerability (CVE-2026-33804) exists in @fastify/middie versions 9.3.1 and earlier when the deprecated Fastify ignoreDuplicateSlashes option is enabled, potentially allowing unauthorized access.

fastify middie middleware bypass cve-2026-33804 defense-evasion
2r 1t 1c
critical advisory

Fastify/Express Middleware Path Doubling Authentication Bypass

A path handling bug in `@fastify/express` v4.0.4 `onRegister` function causes middleware paths to be doubled when inherited by child plugins, resulting in complete bypass of Express middleware security controls for all routes defined within child plugin scopes that share a prefix with parent-scoped middleware.

@fastify/express fastify express authentication-bypass middleware path-traversal
2r 1t