CVE-2026-2293CWE-863

NestJS 11.1.13 - Lack of data validation allowing authentication/authorization bypass

High · published February 27, 2026

CVSS v4.0
8.2
EPSS
1%
Percentile
52.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.2 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
EPSS
0.00692 · 52.3th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-02-27T16:15Z
EPSS history
Timeline
  • 27 FEB 16:15Z
    NestJS 11.1.13 - Lack of data validation allowing authentication/authorization bypass
    cvelistv5