CVE-2026-110746
Received Received - Intake

Local Privilege Escalation in TotalAV via IPC Token Forgery

Vulnerability report for CVE-2026-110746, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-15

Last updated on: 2026-10-15

Assigner: CERT/CC

Description

A local privilege escalation vulnerability in TotalAV allows an unprivileged local user to forge the gRPC IPC authentication token, through loading IPC.dll and abuse the SYSTEM service's within TotalAV to execute arbitrary code as NT AUTHORITY\SYSTEM.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-15
Last Modified
2026-10-15
Generated
2026-10-15
AI Q&A
2026-10-15
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
TotalSecurity TotalAV 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-23 The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory.
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

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Executive Summary

This is a local privilege escalation vulnerability in TotalAV where an unprivileged local user can forge a gRPC IPC authentication token. By loading IPC.dll, they can abuse the SYSTEM service within TotalAV to execute arbitrary code with SYSTEM privileges.

Impact Analysis

An attacker with local access could exploit this to gain full control over the system, install malware, steal data, or perform other malicious actions with the highest privileges.

Mitigation Strategies

Update TotalAV to the latest version immediately to patch the vulnerability. Disable the TotalAV service temporarily if an update is not immediately available. Monitor system logs for unusual activity or unauthorized privilege escalation attempts.

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