CVE-2026-20187
Received Received - Intake

Improper Exception Handling in Cisco RoomOS

Publication date: 2026-07-15

Last updated on: 2026-07-15

Assigner: Cisco Systems, Inc.

Description
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-2026-20187 are related to improper handling of exceptional conditions that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-703.

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Meta Information

Published
2026-07-15
Last Modified
2026-07-15
Generated
2026-07-15
AI Q&A
2026-07-15
EPSS Evaluated
N/A
NVD
CVE-2026-20187
EUVD
EUVD-2026-44722

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
cisco roomos *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-703 The product does not properly anticipate or handle exceptional conditions that rarely occur during normal operation of the product.

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Executive Summary

CVE-2026-20187 is part of Cisco's RoomOS security hardening release addressing multiple vulnerabilities. It involves improper handling of exceptional conditions, classified under CWE-703, which may lead to system instability or crashes under specific scenarios.

Impact Analysis

This vulnerability could cause unexpected system behavior or crashes in Cisco RoomOS devices. Since it has a CVSS score of 7.5, it may lead to denial of service if exploited, disrupting video conferencing and collaboration tools.

Mitigation Strategies

Upgrade to the fixed software versions specified in Cisco's advisory for RoomOS. No workarounds are available, so applying the official patches is critical to mitigate the risk.

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