The issue was addressed with additional user controls. This issue is fixed in macOS Big Sur 11.0.1. Users may be unable to remove metadata indicating where files were downloaded from.
https://support.apple.com/en-us/HT211931
http://seclists.org/fulldisclosure/2020/Dec/32
Source: Mitre, NVD
Published: 2020-12-08
Updated: 2022-04-18
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N