CVE-2026-20157

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20157 are related to missing encryption that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-311.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-roomos-AqNMbEq

Configurations

No configuration.

History

15 Jul 2026, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-15 17:16

Updated : 2026-07-15 19:17

NVD link : CVE-2026-20157

Mitre link : CVE-2026-20157

CVE.ORG link : CVE-2026-20157

JSON object : View

Products Affected

No product.

CWE

CWE-311

Missing Encryption of Sensitive Data

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"RoomOS 10.11.2.2"}, {"status": "affected", "version": "RoomOS 10.15.2.2"}, {"status": "affected", "version": "RoomOS 11.5.4.6"}, {"status": "affected", "version": "RoomOS 11.5.2.4"}, {"status": "affected", "version": "RoomOS 10.8.2.5"}, {"status": "affected", "version": "RoomOS 10.11.5.2"}, {"status": "affected", "version": "RoomOS 10.11.3.0"}, {"status": "affected", "version": "RoomOS 10.15.5.3"}, {"status": "affected", "version": "RoomOS 10.19.2.2"}, {"status": "affected", "version": "RoomOS 11.1.3.1"}, {"status": "affected", "version": "RoomOS 10.11.6.0"}, {"status": "affected", "version": "RoomOS 10.19.3.0"}, {"status": "affected", "version": "RoomOS 10.19.4.2"}, {"status": "affected", "version": "RoomOS 10.3.2.4"}, {"status": "affected", "version": "RoomOS 10.3.4.0"}, {"status": "affected", "version": "RoomOS 10.15.3.0"}, {"status": "affected", "version": "RoomOS 11.1.4.1"}, {"status": "affected", "version": "RoomOS 11.14.2.3"}, {"status": "affected", "version": "RoomOS 11.1.2.4"}, {"status": "affected", "version": "RoomOS 10.8.3.1"}, {"status": "affected", "version": "RoomOS 11.14.2.1"}, {"status": "affected", "version": "RoomOS 10.3.3.0"}, {"status": "affected", "version": "RoomOS 10.8.4.0"}, {"status": "affected", "version": "RoomOS 10.15.4.1"}, {"status": "affected", "version": "RoomOS 10.19.5.6"}, {"status": "affected", "version": "RoomOS 10.11.4.1"}, {"status": "affected", "version": "RoomOS 11.9.3.1"}, {"status": "affected", "version": "RoomOS 11.5.3.3"}, {"status": "affected", "version": "RoomOS 10.3.2.0"}, {"status": "affected", "version": "RoomOS 11.9.2.4"}, {"status": "affected", "version": "RoomOS 11.14.3.0"}, {"status": "affected", "version": "RoomOS 11.17.2.2"}, {"status": "affected", "version": "RoomOS 11.14.4.0"}, {"status": "affected", "version": "RoomOS 10.19 StepUpg"}, {"status": "affected", "version": "RoomOS 11.17.3.0"}, {"status": "affected", "version": "RoomOS 11.20.2.3"}, {"status": "affected", "version": "RoomOS 11.14.5.0"}, {"status": "affected", "version": "RoomOS 11.17.4.0"}, {"status": "affected", "version": "RoomOS 11.20.3.0"}, {"status": "affected", "version": "RoomOS 11.23.1.6"}, {"status": "affected", "version": "RoomOS 11.23.1.8"}, {"status": "affected", "version": "RoomOS 11.24.1.5"}, {"status": "affected", "version": "RoomOS 11.24.2.4"}, {"status": "affected", "version": "RoomOS 11.24.3.0"}, {"status": "affected", "version": "RoomOS 11.24.4.1"}, {"status": "affected", "version": "RoomOS 11.27.2.0"}, {"status": "affected", "version": "RoomOS 11.28.1.3"}, {"status": "affected", "version": "RoomOS 11.27.3.0"}, {"status": "affected", "version": "RoomOS 11.31.1.5"}, {"status": "affected", "version": "RoomOS 11.27.4.0"}, {"status": "affected", "version": "RoomOS 11.32.2.1"}, {"status": "affected", "version": "RoomOS 11.33.1.7"}, {"status": "affected", "version": "RoomOS 26.0.1.2"}, {"status": "affected", "version": "RoomOS 11.34.1.2"}, {"status": "affected", "version": "RoomOS 11.32.3.0"}, {"status": "affected", "version": "RoomOS 11.27.5.0"}, {"status": "affected", "version": "RoomOS 11.32.4.0"}, {"status": "affected", "version": "RoomOS 26.1.1.5"}, {"status": "affected", "version": "RoomOS 11.35.1.2"}, {"status": "affected", "version": "RoomOS 26.2.2.2"}, {"status": "affected", "version": "RoomOS 11.32.5.1"}, {"status": "affected", "version": "RoomOS 26.4.1.6"}, {"status": "affected", "version": "RoomOS 26.4.1.4"}, {"status": "affected", "version": "RoomOS 26.3.1.3"}, {"status": "affected", "version": "RoomOS 11.36.1.1"}, {"status": "affected", "version": "RoomOS 11.37.1.0"}, {"status": "affected", "version": "RoomOS 26.5.2.0"}, {"status": "affected", "version": "RoomOS 11.38.1.1"}], "defaultStatus": "unknown"}]}], "published": "2026-07-15T17:16:47.507", "references": [{"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-roomos-AqNMbEq", "source": "psirt@cisco.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@cisco.com", "description": [{"lang": "en", "value": "CWE-311"}]}], "descriptions": [{"lang": "en", "value": "As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco RoomOS engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities.\r\n\r\nThe vulnerabilities tracked by CVE-2026-20157 are related to missing encryption that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-311."}], "lastModified": "2026-07-15T19:17:01.390", "sourceIdentifier": "psirt@cisco.com"}