CVE-2026-2293
February 27, 2026
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.
Affected Packages
@nestjs/platform-fastify (NPM):
Affected version(s) =11.1.13 <11.1.14Fix Suggestion:
Update to version 11.1.14@nestjs/platform-fastify (NPM):
Affected version(s) >=6.0.0-alpha.3 <11.1.14Fix Suggestion:
Update to version 11.1.14Related Resources (7)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Incorrect Authorization
EPSS
Base Score:
0.21
