CVE-2026-2293

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 62%
Affected Products (NVD)
VendorProductVersion
nestjsnest
11.1.13
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://fluidattacks.com/advisories/neton
https://github.com/nestjs/nest/
https://github.com/nestjs/nest/releases/tag/v11.1.14