Apple today is rolling out iOS 14.8 for compatible iPhones. This is one of those unglamorous security updates that doesn't bring much on the surface but does actually fix some important security loopholes and it's imperative you install it at the earliest. The iOS 14.8 update provides fixes for the CoreGraphics and WebKit vulnerabilities that Apple says may have been exploited. iOS 14.8 is out, and it's security fixes, including one that was reported by @citizenlab — which said in August that it found zero-click NSO Group attacks on Bahraini activists using current iPhones...
Source: https://www.gsmarena.com/apple_releases_ios_148_fixes_major_security_loophole-news-50912.php