Medium

Default swagger-ui configuration exposes all files in the module

  • Disclosed: 16.01.2024
  • Updated: 11.10.2026 10:22

Impact

The default configuration of @fastify/swagger-ui without baseDir set will lead to all files in the module's directory being exposed via http routes served by the module.

Patches

Update to v2.1.0

Workarounds

Use the baseDir option

References

HackerOne report .

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
npm package @fastify/swagger-ui >= 2.0.0, < 2.1.0 2.1.0

References

CVSS score 5.3/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE)
CWE-1188
Platform
npm
Package
@fastify/swagger-ui
Disclosed
16.01.2024
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-62jr-84gf-wmg4 - CC BY 4.0

Vulnerability history: @fastify/swagger-ui

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

Know which vulnerabilities affect your application

With the DockRay integration and software inventory enabled, DockRay checks reported component versions against known vulnerabilities and notifies you about confirmed matches. Coverage depends on the supported technology and available advisory data.

Connect your application
DockRay newsletter

Application security in your inbox

Important vulnerabilities, actionable guidance and practical advice for your applications. Choose your technologies and follow what matters to your project.

  • A daily digest of new vulnerabilities, critical ones included.
  • Notifications about important updates.
  • Practical advice on application security and monitoring.

Leave empty to receive updates for every technology.

Free to subscribe. Unsubscribe with one click in any email.