HIGH 7.5 NVD
CVE-2026-111855
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. In
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.
References
- https://download.tek.com/document/TEK-PSA-002-092026.pdf
- https://www.tek.com/en/products/oscilloscopes/3-series-mdo
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-10-17 via NVD.
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