ZDI-CAN-14978: Microsoft SharePoint Server-Side Control Improper Input Validation Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft SharePoint. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of server-side controls. An unsafe server-side control can be instantiated if it is specified as a child of a permitted control. An attacker can leverage this vulnerability to execute code in the context of the service account.

Affected Software

1 affected component
Microsoft SharePoint

Event History

Feb 22, 2025
Advisory Published
via ZDI·03:03 PM

Frequently Asked Questions

1

What is the severity of ZDI-CAN-14978?

The severity of ZDI-CAN-14978 is high due to its potential for remote code execution.

2

How do I fix ZDI-CAN-14978?

To fix ZDI-CAN-14978, apply the latest security update provided by Microsoft for SharePoint.

3

What impact does ZDI-CAN-14978 have on Microsoft SharePoint?

ZDI-CAN-14978 allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft SharePoint.

4

Is authentication required to exploit ZDI-CAN-14978?

Yes, authentication is required to exploit the vulnerability ZDI-CAN-14978.

5

Which versions of Microsoft SharePoint are affected by ZDI-CAN-14978?

ZDI-CAN-14978 affects specific installations of Microsoft SharePoint that have not applied the necessary updates.

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