Is CVE-2023-26830 actively exploited?

No active exploitation of CVE-2023-26830 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-26830 be exploited remotely?

Yes. CVE-2023-26830 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-26830?

CVE-2023-26830 has a CVSS score of 7.2 (HIGH).

HOME VULNERABILITIESCVE-2023-26830

HIGH

CVE-2023-26830

CWE-434Published: March 31, 2023· Updated: Jun 17, 2026

7.2

CVSS v3.1

Official Description

An unrestricted file upload vulnerability in the administrative portal branding component of Gladinet CentreStack before 13.5.9808 allows authenticated attackers to execute arbitrary code by uploading malicious files to the server.

NVD Source

Technical Analysis

CVE-2023-26830 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

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

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 7.2.