Is CVE-2018-13359 actively exploited?

No active exploitation of CVE-2018-13359 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2018-13359 be exploited remotely?

Yes. CVE-2018-13359 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2018-13359?

CVE-2018-13359 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2018-13359

CWE-79Published: November 27, 2018· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Cross-site scripting in usertable.php in TerraMaster TOS version 3.1.03 allows attackers to execute JavaScript via the "modgroup" parameter.

NVD Source

Technical Analysis

CVE-2018-13359 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

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.