Is CVE-2009-0393 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2009-0393, but active exploitation has not been confirmed.

Can CVE-2009-0393 be exploited remotely?

Yes. CVE-2009-0393 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2009-0393?

CVE-2009-0393 has a CVSS score of 3.5 (LOW).

HOME VULNERABILITIESCVE-2009-0393

LOWPOC

CVE-2009-0393

CWE-79Published: February 3, 2009· Updated: Jun 16, 2026

3.5

CVSS v3.1

Official Description

Cross-site scripting (XSS) vulnerability in sysconf.cgi in Motorola Wimax modem CPEi300 allows remote authenticated users to inject arbitrary web script or HTML via the page parameter.

NVD Source

Technical Analysis

CVE-2009-0393 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2009-0393. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.