Is CVE-2020-25611 actively exploited?

No active exploitation of CVE-2020-25611 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2020-25611 be exploited remotely?

Yes. CVE-2020-25611 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2020-25611?

CVE-2020-25611 has a CVSS score of 6.1 (MEDIUM).

HOME VULNERABILITIESCVE-2020-25611

MEDIUM

CVE-2020-25611

CWE-20Published: December 18, 2020· Updated: Jun 17, 2026

6.1

CVSS v3.1

Official Description

The AWV portal of Mitel MiCollab before 9.2 could allow an attacker to gain access to conference information by sending arbitrary code due to improper input validation, aka XSS. Successful exploitation could allow an attacker to view user conference information.

NVD Source

Technical Analysis

CVE-2020-25611 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.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.