CVE-2026-111853
HIGH
NVD
CVSS Score
8.8
Severity
HIGH
Published
Oct 17, 2026
Vendor
unknown
Description
An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. An OS command injection vulnerability exists in the FILESystem:MOUNT:DRIve SCPI command handler. Insufficient neutralization of user-supplied input allows remote attackers to execute arbitrary operating system commands with elevated privileges.