Apple continues to test Rapid Security Response mechanism on iOS and macOS.
As in previous case, there are no details on actual content of this update. Most likely, this update is just a test for the delivery system itself.
Reference: Apple Releases Second Rapid Security Response Updates for iOS 16.4 and macOS 13.3 Ventura Beta Users
Recommendations
Developer:
Check apps for compatibility issues.QA engineer:
Check apps for regressions.PM/DM:
Business as usual.