rootpwn

high · CVSS v3 7.5

CVE-2026-111855

An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. A path traversal vulnerability exists in the we…

Description

An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. A path traversal vulnerability exists in the web management interface of the device. Insufficient validation of user-supplied file paths allows remote attackers to read arbitrary files accessible to the application. Depending on configuration, exploitation may be possible without authentication.

Scores

Severity
high
CVSS v2
7.8
CVSS v3
7.5
CVSS v4
—
EPSS
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