Is CVE-2013-6786 actively exploited?

No active exploitation of CVE-2013-6786 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2013-6786 be exploited remotely?

Yes. CVE-2013-6786 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2013-6786?

CVE-2013-6786 has a CVSS score of 4.3 (MEDIUM).

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MEDIUM

CVE-2013-6786

CWE-79Published: January 16, 2014· Updated: Jun 17, 2026

4.3

CVSS v3.1

Official Description

Cross-site scripting (XSS) vulnerability in Allegro RomPager before 4.51, as used on the ZyXEL P660HW-D1, Huawei MT882, Sitecom WL-174, TP-LINK TD-8816, and D-Link DSL-2640R and DSL-2641R, when the "forbidden author header" protection mechanism is bypassed, allows remote attackers to inject arbitrary web script or HTML by requesting a nonexistent URI in conjunction with a crafted HTTP Referer header that is not properly handled in a 404 page. NOTE: there is no CVE for a "URL redirection" issue that some sources list separately.

NVD Source

Technical Analysis

CVE-2013-6786 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.