CVE-2026-20350

Summary

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.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco ThousandEyes Enterprise AgentAgent 5.0affected
CiscoCisco ThousandEyes Enterprise AgentAgent 4.4.4affected
CiscoCisco ThousandEyes Enterprise AgentAgent 4.4.3affected
CiscoCisco ThousandEyes Enterprise AgentAgent 4.4.2affected
CiscoCisco ThousandEyes Enterprise AgentAgent 4.2affected
CiscoCisco ThousandEyes Enterprise AgentAgent 4.1affected
CiscoCisco ThousandEyes Enterprise AgentAgent 4.0affected
CiscoCisco ThousandEyes Enterprise AgentAgent 5.1affected
CiscoCisco ThousandEyes Enterprise AgentAgent 5.1.2affected
CiscoCisco ThousandEyes Enterprise AgentAgent 5.1.3affected
CiscoCisco ThousandEyes Enterprise AgentAgent 5.2.0affected

Weaknesses

  • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

References