cbcvebase.
CVE-2026-20034
published 2026-05-06

CVE-2026-20034: A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to execute arbitrary code on an…

high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, remote attacker to execute arbitrary code on an affected device. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to execute arbitrary code as root, possibly resulting in the complete compromise of a targeted device. To exploit this vulnerability, the attacker must have valid user credentials on the affected device.

Affected

21 ranges
VendorProductVersion rangeFixed in
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection
ciscocisco_unity_connection