Bug Involving Keyboard Shortcuts for Menu Items That Have No Modifier Keys on macOS 26.5

I am seeing a bug that affects keyboard shortcuts that have no modifiers and are attached to menu items. For example, the bug would affect the keyboard shortcut J on a menu item, but not the keyboard shortcut ⌘J. I believe this bug was introduced in macOS 26.5. It is also present in the first developer beta of macOS 27. I filed this as FB22762541 , and am writing this to let others know about it.…