CVE-2026-111853CWE-78command-injection

CVE-2026-111853

High · published October 17, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
58.1
In the wild
Unconfirmed
What it is

An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1. An OS command injection vulnerability exists in the FILESystem:MOUNT:DRIve SCPI command handler. Insufficient neutralization of user-supplied input allows remote attackers to execute arbitrary operating system commands with elevated privileges.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00857 · 58.1th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-10-17T06:17Z
References (2)
https://www.tek.com/en/products/oscilloscopes/3-series-mdo · [email protected]https://download.tek.com/document/TEK-PSA-002-092026.pdf · [email protected]
EPSS history
Timeline
  • 18 OCT 03:27Z
    EPSS moved — → 1%
    epss
  • 17 OCT 02:08Z
    An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1
    cvelistv5
  • 17 OCT 02:08Z
    An issue was discovered on Tektronix 3 Series MDO devices before 1.21.1
    cvelistv5