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
- —