Is CVE-2009-3748 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2009-3748, but active exploitation has not been confirmed.

Can CVE-2009-3748 be exploited remotely?

Yes. CVE-2009-3748 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2009-3748?

CVE-2009-3748 has a CVSS score of 4.3 (MEDIUM).

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MEDIUMPOC

CVE-2009-3748

CWE-79Published: October 22, 2009· Updated: Jun 16, 2026

4.3

CVSS v3.1

Official Description

Multiple cross-site scripting (XSS) vulnerabilities in the Web Administrator in Websense Personal Email Manager 7.1 before Hotfix 4 and Email Security 7.1 before Hotfix 4 allow remote attackers to inject arbitrary web script or HTML via the (1) FileName, (2) IsolatedMessageID, (3) ServerName, (4) Dictionary, (5) Scoring, and (6) MessagePart parameters to web/msgList/viewmsg/actions/msgAnalyse.asp; the (7) Queue, (8) FileName, (9) IsolatedMessageID, and (10) ServerName parameters to actions/msgForwardToRiskFilter.asp and viewHeaders.asp in web/msgList/viewmsg/; and (11) the subject in an e-mail message that is held in a Queue.

NVD Source

Technical Analysis

CVE-2009-3748 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-2009-3748. 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.