CVE-2026-111854
HIGH
NVD
CVSS Score
8.1
Severity
HIGH
Published
Oct 17, 2026
Vendor
unknown
Description
An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. A path traversal vulnerability in the SCPI FILESystem command interface allows remote attackers to read or modify arbitrary files on the device through insufficient validation of file paths supplied to filesystem access commands.