You may have received a notification similar to the below in your WordPress dashboard:
This warning was caused by a security fix implemented in the Advanced Custom Field plugin which Workhorse uses to build WordPress websites.
What do I need to do about the Advanced Custom Fields unsafe HTML issue?
If you are Workhorse client who we host or provide proactive support for, you do not have to do anything. Workhorse has patched all website themes to prevent exploitation of this vulnerability. If you are not a Workhorse client and are unsure, feel free to contact us with additional questions.