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Nest: Middleware Bypass on Fastify via Trailing Slash

🗓️ 15 Jun 2026 20:36:43Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

Auth bypass in NestJS Fastify middleware via trailing slash with forRoutes on the default adapter.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-54281
15 Jun 202620:36
cve
OSV
GHSA-6V32-FJC9-9QF6 Nest: Middleware Bypass on Fastify via Trailing Slash
15 Jun 202620:36
osv
Positive Technologies
PT-2026-49595
15 Jun 202600:00
ptsecurity
Vulners
Node
nestjsplatform-fastifyRange11.1.23npm

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15 Jun 2026 20:36Current
5.3Medium risk
Vulners AI Score5.3
EPSS0.00035
4