CVE-2021-27180: XSS

Published Apr 14, 2021
·
Updated

An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.

Affected Software

1 affected component
Altn Mdaemon<20.0.4

Event History

Apr 14, 2021
CVE Published
via MITRE·10:26 PM
Data Sourced
via MITRE·10:26 PM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2021-27180?

CVE-2021-27180 is a vulnerability discovered in MDaemon before version 20.0.4 that allows for Reflected XSS in Webmail, also known as WorldClient.

2

How can CVE-2021-27180 be exploited?

CVE-2021-27180 can be exploited through a GET request in MDaemon Webmail (WorldClient).

3

What is the severity of CVE-2021-27180?

CVE-2021-27180 has a severity rating of 6.1 (medium).

4

What is the affected software for CVE-2021-27180?

The affected software for CVE-2021-27180 is MDaemon before version 20.0.4.

5

Is there a security update available for CVE-2021-27180?

Yes, a security update is available. Please refer to the following link: [https://www.altn.com/Support/SecurityUpdate/MD011221_MDaemon_EN/](https://www.altn.com/Support/SecurityUpdate/MD011221_MDaemon_EN/)

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.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203