by Kastro
Paper/Archive/CVE-2026-2293

CVE-2026-2293

nest.js nest.js — NestJS 11.1.13 - Lack of data validation allowing authentication/authorization bypass

EPSS 0.8%public exploitCVSS 9.8
critical.is priorityof 100
51
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 55.4.554 × 2011.1Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
nest.js11.1.13–CNA
Red Hat Developer Hubsee advisory–redhat-SADP
Red Hat OpenShift Container Platform 4see advisory–redhat-SADP

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Fluid Attacks (CNA)8.2CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
redhat-SADP (CNA)7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: partial

References

writeupfluidattacks.com/advisories/netonrefgithub.com/nestjs/nestpatchgithub.com/nestjs/nest/releases/tag/v11.1.14refaccess.redhat.com/security/cve/CVE-2026-2293refbugzilla.redhat.com/show_bug.cgi?id=2443367refsecurity.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2293.json