CVE-2026-88781

Published Oct 27, 2026 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
Description
Untrusted Pointer Dereference in ASUS certain motherboards firmware allows a kernel-level privileges user can supply an arbitrary memory address via an I/O command, leading to subsequent system information being tampered with or causing a system crash.
Refer to the 'Security Update for Multiple ASUS Motherboards' 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
Metrics ssvc

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

Type Values Removed Values Added
Title Untrusted Pointer Dereference in ASUS Motherboard Firmware Allows Local Kernel-Level Abuse
Type Values Removed Values Added
Title Untrusted Pointer Dereference in ASUS Motherboard Firmware Allows Local Kernel-Level Abuse
Type Values Removed Values Added
Description Untrusted Pointer Dereference in ASUS certain motherboards firmware allows a kernel-level privileges user can supply an arbitrary memory address via an I/O command, leading to subsequent system information being tampered with or causing a system crash. Refer to the 'Security Update for Multiple ASUS Motherboards' section on the ASUS Security Advisory for more information.
First Time appeared Asus
Asus motherboards Firmware
Weaknesses CWE-822
CPEs cpe:2.3:a:asus:motherboards_firmware:a520_b550_series_before_3644_4304:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:a620_a620a_series_before_4003_4004:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:b650_series_before_1303_4003_4004:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:b840_series_before_1804:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:b850_series_before_1103_1804_2503:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:knoll_series_before_4003:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:trx50_series_before_0703_1403:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:w790_series_before_2101:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:wrx90_series_before_1403:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x570_series_before_5054:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x670_series_before_4003_4004:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x870_series_before_1804_2503:*:*:*:*:*:*:*
cpe:2.3:a:asus:motherboards_firmware:x870e_series_before_1103_2503:*:*:*:*:*:*:*
Vendors & Products Asus
Asus motherboards Firmware
References
Metrics cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ASUS
Published
Updated
Nov 3, 2026, 8:23 PM
Reserved
Sep 10, 2026, 7:20 AM
Status
Awaiting Analysis
Published
Oct 27, 2026, 3:16 AM
Modified
Nov 3, 2026, 9:17 PM