CVE-2021-23891: McAfee Total Protection

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Privilege Escalation vulnerability in McAfee Total Protection (MTP) prior to 16.0.32 allows a local user to gain elevated privileges by impersonating a client token which could lead to the bypassing of MTP self-defense.

Affected products

• McAfee Total Protection: before 16.0.32 (fixed in 16.0.32)

Published 2021-05-12. Last modified 2026-06-17.