This issue was addressed through improved state management. This issue is fixed in macOS Sequoia 15.1. An attacker with physical access can input keyboard events to apps running on a locked device.
15.1Exploitability
AV:NAC:LPR:NUI:NScope
S:UImpact
C:HI:NA:N7.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N