Fixed: Notifications marked for deletion could be unexpectedly retained on the device

iOS 15.8.8 and iPadOS 15.8.8
Released May 11, 2026

Notification Services
Available for: iPhone 6s (all models), iPhone 7 (all models), iPhone SE (1st generation), iPad Air 2, iPad mini (4th generation), and iPod touch (7th generation)

Impact: Notifications marked for deletion could be unexpectedly retained on the device
Description: A logging issue was addressed with improved data redaction.
CVE-2026-28950