ZDI-20-805: C-MORE HMI EA9 Authentication Bypass Vulnerability

This vulnerability allows remote attackers to bypass authentication on affected installations of C-MORE HMI EA9 touch screen panels. Authentication is not required to exploit this vulnerability. The specific flaw exists within the authentication mechanism. The issue is due to insufficient authentication on post-authentication requests. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from unauthenticated users.

Affected Software

1 affected component
C-MORE HMI EA9

Event History

Feb 23, 2026
Advisory Published
via ZDI·06:25 PM
Data Sourced
via ZDI·06:25 PM
DescriptionSeverityAffected Software
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 the severity of ZDI-20-805?

The severity of ZDI-20-805 is considered high due to the ability of remote attackers to bypass authentication.

2

How do I fix ZDI-20-805?

To fix ZDI-20-805, you should apply the latest firmware update provided by C-MORE for HMI EA9 panels.

3

What types of systems are affected by ZDI-20-805?

ZDI-20-805 affects C-MORE HMI EA9 touch screen panels specifically.

4

Can ZDI-20-805 be exploited without authentication?

Yes, ZDI-20-805 can be exploited without requiring any authentication.

5

What symptoms indicate the existence of ZDI-20-805 on a system?

There may be no specific symptoms as ZDI-20-805 allows unauthorized access without detection.

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