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TI-2022-03962 Aliases CVE-2022-4326GHSA-4x8j-29x3-246v

Trellix xAgent permission bypass vulnerability

Priority LOW 26CWE-281Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Improper preservation of permissions vulnerability in Trellix Endpoint Agent (xAgent) prior to V35.31.22 on Windows allows a local user with administrator privileges to bypass the product protection to uninstall the agent via incorrectly applied permissions in the removal protection functionality.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0023 13th percentileScored 2026-11-07
Fix Fixed xAgent (Trellix): V35.31.22

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
TrellixxAgentbefore V35.31.22V35.31.22Patch availableCNA
  • xAgent VendorTrellix Affected before V35.31.22 Fixed in V35.31.22 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:trellix:endpoint_security:*:*:*:*:*:*:*:*before 35.31.22VulnerableTrellix
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*not specified by NVDRunning onMicrosoft
  • cpe:2.3:a:trellix:endpoint_security:*:*:*:*:*:*:*:* Versions before 35.31.22 Vulnerable ·Trellix
  • cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft

Remediation

  • Fix · CNA xAgent (Trellix) Fixed in V35.31.22

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-4326
  2. 2026-10-03 Alias added: GHSA-4x8j-29x3-246v

References

Advisory 1

  • TI-2023-03422 Injection in Trellix Endpoint Security CVSS 3.1HIGH 7.8
  • TI-2025-13648 Improper input validation in Trellix Endpoint HX Agent CVSS 4.0MEDIUM 6.2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences