Answer in brief
CVE-2021-23874 records a High severity vulnerability in McAfee Total Protection (MTP) privilege escalation vulnerability. The current sources mark it as known exploited. The current feed maps McAfee,LLC/McAfee Total Protection (MTP) (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps McAfee,LLC/McAfee Total Protection (MTP) (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| McAfee,LLC/McAfee Total Protection (MTP)generic | >=unspecified <16.0.30 | 16.0.30 |
Published upstream
Feb 10, 2021
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Nov 3, 2021
Evidence: source:kev:kev:kev:recordArbitrary Process Execution vulnerability in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and execute arbitrary code bypassing MTP self-defense.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2021-23874 records a High severity vulnerability in McAfee Total Protection (MTP) privilege escalation vulnerability. The current sources mark it as known exploited. The current feed maps McAfee,LLC/McAfee Total Protection (MTP) (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps McAfee,LLC/McAfee Total Protection (MTP) (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| McAfee,LLC/McAfee Total Protection (MTP)generic | >=unspecified <16.0.30 | 16.0.30 |
Published upstream
Feb 10, 2021
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Nov 3, 2021
Evidence: source:kev:kev:kev:recordArbitrary Process Execution vulnerability in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and execute arbitrary code bypassing MTP self-defense.
Quoted source text, attributed separately from HOL analysis.