Affected versions of `tinyserver2` 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.

**Example request:**
```http
GET /../../../../../../../../../../etc/passwd HTTP/1.1
host:foo
```

## Recommendation

Update to v0.6.0 or later.

Affected Packages

npm tinyserver2

Affected versions: 0 (fixed in 0.6.0)

Related CVEs

CVE-2017-16085

Key Information

GHSA ID

GHSA-g8wf-rcg3-qw4q

Published

July 24, 2018 3:01 PM

Last Modified

September 6, 2023 8:05 PM

CVSS Score

7.5 /10

Primary Ecosystem

npm

Primary Package

tinyserver2

GitHub Reviewed

✓ Yes

Dataset

Last updated: July 4, 2025 6:27 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.