Vulnerability record/PUBLISHED/Published Nov 10, 2026 02:00:09 UTC

CVE-2026-88709

Improper neutralization of special elements used in an OS command in certain ASUS Router firmware allows an user with physical access to insert a USB device containing a specially crafted directory name, potentially executing arbitrary commands with root privileges. Refer to the ' Security Update for ASUS Router Firmware ' section on the ASUS Security Advisory for more information.

Base score7.0/ 10

SeverityHighCVSS 4.0

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityHigh

Attack vectorPhysicalAV

Attack complexityLowAC

Attack requirementsNoneAT

Privileges requiredNonePR

User interactionNoneUI

Vulnerable system confidentialityHighVC

Vulnerable system integrityHighVI

Vulnerable system availabilityHighVA

Subsequent system confidentialityNoneSC

Subsequent system integrityNoneSI

Subsequent system availabilityNoneSA

CVSS vector stringCVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityASUS

Last updatedNov 10, 2026 02:00:09 UTC

PublishedNov 10, 2026 02:00:09 UTC

ReservedSep 10, 2026 03:53:42 UTC