CVE-2026-1878

Privilege Escalation via Untrusted Installer Substitution in ASUS ROG Peripheral Driver

Published Mar 12, 2026 CVSS 4.0 · 5.4 Medium EPSS < 1% KEV · Not listed
Description
An Insufficient Integrity Verification vulnerability in the ASUS ROG peripheral driver installation process allows privilege escalation to SYSTEM. The vulnerability is due to improper access control on the installation directory, which enables the exploitation of a race condition where the legitimate installer is substituted with an unexpected payload immediately after download, resulting in arbitrary code execution. Refer to the "Security Update for ASUS ROG peripheral driver" section on the ASUS Security Advisory for more information.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
CPEs cpe:2.3:a:asus:driver_headset_:*:*:*:*:*:*:*:*
cpe:2.3:a:asus:driver_keyboard_mouse_:*:*:*:*:*:*:*:*
cpe:2.3:a:asus:driver_headset_:before_1.0.12.0:*:*:*:*:*:*:*
cpe:2.3:a:asus:driver_keyboard_mouse_:before_1.0.66.0:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Privilege Escalation via Untrusted Installer Substitution in ASUS ROG Peripheral Driver
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An Insufficient Integrity Verification vulnerability in the ASUS ROG peripheral driver installation process allows privilege escalation to SYSTEM. The vulnerability is due to improper access control on the installation directory, which enables the exploitation of a race condition where the legitimate installer is substituted with an unexpected payload immediately after download, resulting in arbitrary code execution. Refer to the "Security Update for ASUS ROG peripheral driver" section on the ASUS Security Advisory for more information.
First Time appeared Asus
Asus driver Headset
Asus driver Keyboard Mouse
Weaknesses CWE-494
CPEs cpe:2.3:a:asus:driver_headset_:*:*:*:*:*:*:*:*
cpe:2.3:a:asus:driver_keyboard_mouse_:*:*:*:*:*:*:*:*
Vendors & Products Asus
Asus driver Headset
Asus driver Keyboard Mouse
References
Metrics cvssV4_0

{'score': 5.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ASUS
Published
Updated
Sep 17, 2026, 6:13 AM
Reserved
Feb 4, 2026, 7:15 AM
Status
Awaiting Analysis
Published
Mar 12, 2026, 3:15 AM
Modified
Sep 17, 2026, 7:16 AM