What is CVE-2021-27401?

CVE-2021-27401 is a vulnerability in Mitel MiCollab Web Client that allows an attacker to access and modify user data through Cross-Site Scripting (XSS).

How does CVE-2021-27401 affect Mitel MiCollab Web Client?

CVE-2021-27401 affects Mitel MiCollab Web Client versions up to and including 9.2 FP1 by allowing an attacker to execute arbitrary code and access user data.

What is the severity of CVE-2021-27401?

CVE-2021-27401 has a severity keyword of 'medium' and a severity value of 6.1.

How can I fix CVE-2021-27401?

To fix CVE-2021-27401, it is recommended to upgrade to Mitel MiCollab Web Client version 9.2 FP2 or later.

Where can I find more information about CVE-2021-27401?

More information about CVE-2021-27401 can be found on Mitel's support website: [https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0004](https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0004)

Vulnerability/
CVE-2021-27401

medium

6.1

CWE

79 20

13/8/2021

3/8/2024

CVE-2021-27401: XSS

First published: Fri Aug 13 2021(Updated: )

The Join Meeting page of Mitel MiCollab Web Client before 9.2 FP2 could allow an attacker to access (view and modify) user data by executing arbitrary code due to insufficient input validation, aka Cross-Site Scripting (XSS).

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Mitel MiCollab, MiVoice Business Express	<9.2
Mitel MiCollab, MiVoice Business Express	=9.2
Mitel MiCollab, MiVoice Business Express	=9.2-fp1

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2021-27401?
CVE-2021-27401 is a vulnerability in Mitel MiCollab Web Client that allows an attacker to access and modify user data through Cross-Site Scripting (XSS).
How does CVE-2021-27401 affect Mitel MiCollab Web Client?
CVE-2021-27401 affects Mitel MiCollab Web Client versions up to and including 9.2 FP1 by allowing an attacker to execute arbitrary code and access user data.
What is the severity of CVE-2021-27401?
CVE-2021-27401 has a severity keyword of 'medium' and a severity value of 6.1.
How can I fix CVE-2021-27401?
To fix CVE-2021-27401, it is recommended to upgrade to Mitel MiCollab Web Client version 9.2 FP2 or later.
Where can I find more information about CVE-2021-27401?
More information about CVE-2021-27401 can be found on Mitel's support website: [https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0004](https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-21-0004)

collector/nvd-index
agent/weakness
agent/author
agent/event
agent/references
agent/severity
agent/type
agent/description
agent/last-modified-date
agent/first-publish-date
agent/softwarecombine
agent/tags
collector/mitre-cve
source/MITRE
vendor/mitel
canonical/mitel micollab, mivoice business express
version/mitel micollab, mivoice business express/9.2
version/mitel micollab, mivoice business express/9.2-fp1

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.