CVE-2026-2293
Auth bypass in NestJS Fastify when path normalization is enabled.
Is CVE-2026-2293 being exploited?
Not confirmed. CVE-2026-2293 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.67% probability of exploitation in the next 30 days.
How severe is CVE-2026-2293?
CVE-2026-2293 is rated High with a CVSS score of 8.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-2293?
Yes. A fix has been recorded for CVE-2026-2293. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-2293 affect?
CVE-2026-2293 affects NestJS, NestJS platform-fastify, NestJS 11.1.13. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-2293?
Patch when available; review and disable path normalization if feasible.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Auth bypass in NestJS apps using Fastify when path normalization is enabled, exposing protected routes.
Patch when possible
- affected11.1.13
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.