Vulnerable component: Windows
CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L/E:H/RL:O/RC:C
CWE-ID: CWE-254 - Security Features
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to security features bypass in Windows Mark of the Web functionality. A remote attacker can trick a victim to open a specially crafted file and bypass Protected View in Microsoft Office, as demonstrated using a specially crafted ZIP archive.
Note, the vulnerability is being actively exploited in the wild.