A Background Security Improvement in iOS 26.3.1 fixes a WebKit issue in Safari that could break one of the web's most important safety rules.

Apple quietly patched a WebKit vulnerability in iOS 26.3 that could allow attackers to run malicious code through Safari, and ...

Apple has released iOS 26.3.1 (a), iPadOS 26.3.1 (a), macOS 26.3.1 (a), and macOS 26.3.2 (a), marking the first public use of its new Background Security Improvements system, a renamed version of the ...

Apple has released new security updates that resolve over 80 vulnerabilities across iOS, iPadOS, macOS, watchOS, and visionOS ...

Apple's new Background Security Improvements operate between software updates, providing "lightweight security releases." ...

Apple has released a Background Security Update that addresses a newly uncovered flaw tracked as CVE-2026-20643, the effects of which span its smartphone, tablet, desktop and notebook product ...