CVE-2026-20034 — Cisco Unity Connection Remote Code Execution Vulnerability

Description (CNA)

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 (CNA)

Vendor / product	Versions
Cisco / Cisco Unity Connection	affected 12.5(1); affected 12.5(1)SU1; affected 12.5(1)SU2; affected 12.5(1)SU3; affected 12.5(1)SU4; affected 14; affected 12.5(1)SU5; affected 14SU1; affected 12.5(1)SU6; affected 14SU2; affected 12.5(1)SU7; affected 14SU3; affected 12.5(1)SU8; affected 14SU3a; affected 12.5(1)SU8a; affected 15; affected 15SU1; affected 14SU4; affected 12.5(1)SU9; affected 15SU2; affected 15SU3

CWE

CWE-35

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-unity-rce-ssrf-hENhuASy

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.