EUVD-2026-9034

A NestJS application using @nestjs/platform-fastify can allow bypass of authentication/authorization middleware when Fastify path-normalization options are enabled. This issue affects nest.Js: 11.1.13...

Incorrect Authorization

Overview @nestjs/core is a Nest - modern, fast, powerful node.js web framework @core Affected versions of this package are vulnerable to Incorrect Authorization when Fastify path-normalization options e.g., ignoreTrailingSlash, ignoreDuplicateSlashes, useSemicolonDelimiter are enabled. An attacke...

CVE-2026-2293

Summary: CVE-2026-2293 describes a bypass of authentication/authorization in NestJS apps using @nestjs/platform-fastify when Fastify path-normalization options are enabled. The root cause is a mismatch between middleware evaluation and route dispatch due to differing URL interpretations, allowing...