MajorCritical vulnerability

CVE-2026-18768 (CVSS 8.5)

NVD · officialPublished Nov 11, 2026Risk 37/100

A local low privileged attacker can access arbitrary physical memory or define its mapping via TcRouter.sys because of exposed IOCTL function calls resulting in a full compromise of the affected devices.

Technical details

CVSS

8.5

AV:LocalAC:LowPR:LowUI:None

Evidence and sources

This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.

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