Apple has published a security advisory update for IOS, iPadOS, and macOS to address a zero-day flaw that has been actively exploited. It is recommended that you take the necessary precautions by ensuring your products are always updated.
For more information about this apple update, you can follow this URL:
https://support.apple.com/en-us/HT201222
The Guyana National CIRT recommends that users and administrators review this update and apply it where necessary.
PDF Download: Apple Releases Security Updates.pdf
References
Apple release security updates (27th July 2021). Retrieved from thehackersnews.com
https://thehackernews.com/2021/07/apple-releases-urgent-0-day-bug- patch.html
Apple release security updates 26th July 2021). Retrieved from Canadian Centre for Cyber Security.