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CVE-2026-20187— Cisco RoomOS Security Hardening Release - Exceptional Conditions Handling Vulnerabilities

CVSS 7.5 · High EPSS 0.27% · P19

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 67

VendorProductVersion RangeStatus
CiscoCisco RoomOS SoftwareRoomOS 10.11.2.2affected
RoomOS 10.15.2.2affected
RoomOS 11.5.4.6affected
RoomOS 11.5.2.4affected
RoomOS 10.8.2.5affected
RoomOS 10.11.5.2affected
RoomOS 10.11.3.0affected
RoomOS 10.15.5.3affected
… +59 more rows
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I. Basic Information for CVE-2026-20187

Vulnerability Information
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Vulnerability Title
Cisco RoomOS Security Hardening Release - Exceptional Conditions Handling Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对异常条件检查或处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco RoomOS Software 异常处理不当漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco RoomOS Software是美国Cisco公司的一套协作会议操作系统。 Cisco RoomOS Software存在异常处理不当漏洞，该漏洞源于异常条件处理不当，可能导致拒绝服务攻击。以下版本受到影响：RoomOS 10.11.2.2版本、RoomOS 10.15.2.2版本、RoomOS 11.5.4.6版本、RoomOS 11.5.2.4版本、RoomOS 10.8.2.5版本、RoomOS 10.11.5.2版本、RoomOS 10.11.3.0版本、RoomOS 10.15.5.
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
CiscoCisco RoomOS Software RoomOS 10.11.2.2 -

II. Public POCs for CVE-2026-20187

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III. Intelligence Information for CVE-2026-20187

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Vendor Advisories for CVE-2026-20187 (1)

Same Patch Batch · Cisco · 2026-07-15 · 7 CVEs total

CVE-2026-201508.8 HIGHCisco RoomOS Security Hardening Release - Access Control Vulnerabilities
CVE-2026-201568.1 HIGHCisco RoomOS Security Hardening Release - Buffer Management Vulnerabilities
CVE-2026-201577.5 HIGHCisco RoomOS Security Hardening Release - Missing Encryption Vulnerabilities
CVE-2026-201537.5 HIGHCisco RoomOS Security Hardening Release - Input Validation Vulnerabilities
CVE-2026-201587.5 HIGHCisco RoomOS Security Hardening Release - Resource Lifetime Management Vulnerabilities
CVE-2026-201465.5 MEDIUMCisco Identity Services Engine Path Traversal Vulnerability

IV. Related Vulnerabilities

Same product: Cisco RoomOS Software
Same vendor: Cisco
Same weakness: CWE-703

V. Comments for CVE-2026-20187

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