Path traversal in Mongoose - CVE-2009-1354
Published: October 10, 2018 / Updated: June 23, 2025
Vulnerability identifier: #VU111841
CSH Severity: Low
CVSS v4.0:
CVE-ID: CVE-2009-1354
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: Cesanta Software Ltd.
Affected software:
Mongoose
Mongoose
Detailed vulnerability description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in Mongoose 2.4. A remote authenticated attacker can send a specially crafted HTTP request and remote attackers to read arbitrary files via a . (dot dot) in the URI.
How to mitigate CVE-2009-1354
Install update from vendor's website.