April #1 - Apple Releases Security Updates to Patch Zero Day Vulnerabilities

  • Updated on Oct 2, 2025
  • Published on Apr 18, 2025
  • 1 minute(s) read
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Apple Releases Emergency Security Updates to Patch Zero Day Vulnerabilities

Apple has released emergency security patches for a slate of its devices after a pair of zero day vulnerabilities were discovered. If you have an Apple device you should pay close attention to this alert.

These alerts are available for various iPhone and iPad models, Macs running Sequoia, the Apple Vision Pro and Apple TVs.

Apple said these vulnerabilities "have been exploited in an extremely sophisticated attack against specific targeted individuals on iOS." If you have an Apple device that may be impacted by these zero-day vulnerabilities, it is highly recommended that you download these updates as soon as possible.

What Devices Are Affected?

iPhone XS and later, iPad Pro 13-inch, iPad Pro 12.9-inch 3rd generation and later, iPad Pro 11-inch 1st generation and later, iPad Air 3rd generation and later, iPad 7th generation and later, and iPad mini 5th generation and later

  • macOS Sequoia

  • Apple Vision Pro

  • Apple TV HD and Apple TV 4K (all models)

How to Check Your Device's OS Version

If you want to see what OS version your device is currently running, click the Settings icon>General>Software Update.

What To Do About This?
o learn how to download these updates, consult our guide on updating your mobile devices and computers.

Depending on your device, after you download the update, your operating system should either be:

  • macOS Sequoia 15.4.1

  • iOS 18.4.1 and iPadOS 18.4.1

  • visionOS 2.4.1

  • tvOS 18.4.1

If you have any additional questions, email us at [email protected] or schedule a Concierge Session via the BlackCloak app Support tab.

Here for you,

The BLACKCLOAK Team