CVE-2026-28205: Initialization of a resource with an insecure default in OpenPLC_V3

Published Apr 9, 2026
·
Updated

OpenPLCV3 is vulnerable to an Initialization of a Resource with an Insecure Default vulnerability which could allow an attacker to gain access to the system by bypassing authentication via an API.

Affected Software

3 affected components
OpenPLC OpenPLC_V3
All of the following
Openplcproject Openplc V3 Firmware
Openplcproject Openplc V3

Event History

Apr 9, 2026
CVE Published
via MITRE·06:54 PM
Data Sourced
via MITRE·06:54 PM
DescriptionWeakness
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected 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 CVE-2026-28205?

CVE-2026-28205 is rated as a high-severity vulnerability due to its potential to allow unauthorized access to the system.

2

How do I fix CVE-2026-28205?

To fix CVE-2026-28205, ensure that the API authentication mechanism is properly configured and does not use insecure defaults.

3

What type of vulnerability is CVE-2026-28205?

CVE-2026-28205 is classified as an Initialization of a Resource with an Insecure Default vulnerability.

4

Which software is affected by CVE-2026-28205?

CVE-2026-28205 affects OpenPLC_V3 and any systems utilizing its insecure default configurations.

5

Can CVE-2026-28205 allow remote attacks?

Yes, CVE-2026-28205 can potentially allow remote attackers to bypass authentication and gain access to the system.

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