Is CVE-2021-26714 actively exploited?

No active exploitation of CVE-2021-26714 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2021-26714 be exploited remotely?

Yes. CVE-2021-26714 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2021-26714?

CVE-2021-26714 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2021-26714

CRITICAL

CVE-2021-26714

NVD-CWE-OtherPublished: March 29, 2021· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

The Enterprise License Manager portal in Mitel MiContact Center Enterprise before 9.4 could allow a user to access restricted files and folders due to insufficient access control. A successful exploit could allow an attacker to view and modify application data via Directory Traversal.

NVD Source

Technical Analysis

CVE-2021-26714 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

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 9.8.