CVE-2026-20350

MEDIUM CVSS 3.1: 4.7
Updated Sep 18, 2026
Cisco
Parameter Value
CVSS 4.7 (MEDIUM)
Type CWE-78 (OS Command Injection)
Vendor Cisco
Public PoC No

A vulnerability in the web-based management interface of Cisco ThousandEyes Virtual Appliance could allow an authenticated, remote attacker to inject arbitrary operating system commands. This vulnerability is due to improper validation of user-supplied input to the web-based management interface. An attacker could exploit this vulnerability by saving configuration details that contain malicious values.

A successful exploit could allow the attacker to execute arbitrary operating system commands with root privileges. To exploit this vulnerability, the attacker must have valid administrative credentials.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products

cisco:cisco thousandeyes enterprise agent