An authentication issue was addressed with improved state management. This issue is fixed in tvOS 15.5. A local user may be able to enable iCloud Photos without authentication.
https://support.apple.com/en-us/HT213254
Source: Mitre, NVD
Published: 2022-05-26
Updated: 2022-06-03
Base Score: 2.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:P/A:N
Severity: Low
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Severity: Medium