A logic issue was addressed with improved state management. This issue is fixed in macOS Mojave 10.14.4. An encrypted volume may be unmounted and remounted by a different user without prompting for the password.
[
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "macOS Mojave 10.14.4",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]