CVE-2026-20081

MEDIUM

Cisco Unity Connection Arbitrary File Download Vulnerability

Title source: cna
STIX 2.1

Description

Multiple vulnerabilities in Cisco Unity Connection could allow an authenticated, remote attacker to download arbitrary files from an affected system. To exploit these vulnerabilities, the attacker must have valid administrative credentials.  These vulnerabilities are due to improper sanitization of user input to the web-based management interface. An attacker could exploit these vulnerabilities by sending a crafted HTTPS request. A successful exploit could allow the attacker to download arbitrary files from an affected system.

References (1)

Core 1

Scores

CVSS v3 6.5
EPSS 0.0039
EPSS Percentile 30.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-23
Status published
Products (34)
Cisco/Cisco Unity Connection 12.5(1)
Cisco/Cisco Unity Connection 12.5(1)SU1
Cisco/Cisco Unity Connection 12.5(1)SU2
Cisco/Cisco Unity Connection 12.5(1)SU3
Cisco/Cisco Unity Connection 12.5(1)SU4
Cisco/Cisco Unity Connection 12.5(1)SU5
Cisco/Cisco Unity Connection 12.5(1)SU6
Cisco/Cisco Unity Connection 12.5(1)SU7
Cisco/Cisco Unity Connection 12.5(1)SU8
Cisco/Cisco Unity Connection 12.5(1)SU8a
... and 24 more
Published Apr 15, 2026
Tracked Since Apr 15, 2026