Missing Encryption of Sensitive Data in Cisco RoomOS - CVE-2026-20157

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Main Vulnerability Database Vulnerabilities #VU138379

Missing Encryption of Sensitive Data in Cisco RoomOS - CVE-2026-20157

Published: July 17, 2026


Vulnerability identifier: #VU138379
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-20157
CWE-ID: CWE-311
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco RoomOS

Detailed vulnerability description

The vulnerability allows a remote user to disclose sensitive information.

The vulnerability exists due to missing encryption in Cisco RoomOS when transmitting sensitive data. A remote user can observe transmitted data to disclose sensitive information.


How to mitigate CVE-2026-20157

Install security update from vendor's website.

Sources