Is CVE-2014-4687 actively exploited?

No active exploitation of CVE-2014-4687 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2014-4687 be exploited remotely?

Yes. CVE-2014-4687 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2014-4687?

CVE-2014-4687 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2014-4687

CWE-79Published: July 2, 2014· Updated: Jun 17, 2026

4.3

CVSS v3.1

Official Description

Multiple cross-site scripting (XSS) vulnerabilities in pfSense before 2.1.4 allow remote attackers to inject arbitrary web script or HTML via (1) the starttime0 parameter to firewall_schedule.php, (2) the rssfeed parameter to rss.widget.php, (3) the servicestatusfilter parameter to services_status.widget.php, (4) the txtRecallBuffer parameter to exec.php, or (5) the HTTP Referer header to log.widget.php.

NVD Source

Technical Analysis

CVE-2014-4687 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.

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.