Medium

Directory Traversal in featurebook

  • Disclosed: 01.09.2020
  • Updated: 11.10.2026 10:22

Affected versions of featurebook resolve relative file paths, resulting in a directory traversal vulnerability. A malicious actor can use this vulnerability to access files outside of the intended directory root, which may result in the disclosure of private files on the vulnerable system.

The featurebook package is not intended to be run in production code nor to be exposed to an untrusted network.

Proof of Concept

GET /../../../../../../../../../../etc/passwd HTTP/1.1
host:foo

Recommendation

No direct patch is currently available.

At this time, the best mitigation is to ensure that featurebook is not running in production or exposed to an untrusted network.

Affected software

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PlatformPackageVulnerable versionsFixed in
npm package featurebook all versions no fix

References

CVSS score -
Weakness (CWE)
CWE-22
Platform
npm
Package
featurebook
Disclosed
01.09.2020
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-7x92-2j68-h32c - CC BY 4.0

Vulnerability history: featurebook

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.

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