CVE-2026-111854

HighCVSS 8.1/10Last modified Oct 19, 2026

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.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-22

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Oct 17, 2026
Last modified
Oct 19, 2026
NVD status
Awaiting Analysis

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CVE-2026-111854: High severity, CVSS 8.1 | Vulnix