Apple has released an emergency patch to fix a zero-day vulnerability (a previously unknown flaw) that has been used against specially targeted individuals.
Evidently, the update is available for iOS 18.3.1 and iPadOS 18.3.1, and iPadOS 17.7.5.
Malwarebytes has a detailed article at https://www.malwarebytes.com/blog/news/2025/02/apple-fixes-zero-day-vulnerability-used-in-extremely-sophisticated-attack?, where you can check if your devices are affected and learn more. As always, only take tech action after checking with your IT provider.