Cisco RoomOS Improper Input Validation (CWE-20)
CVE-2026-20153 Published on July 15, 2026
Cisco RoomOS Security Hardening Release - Input Validation Vulnerabilities
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-2026-20153 are related to improper input validation that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-20.
Vulnerability Analysis
CVE-2026-20153 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-20153
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Affected Versions
Cisco RoomOS Software:- Version RoomOS 10.11.2.2 is affected.
- Version RoomOS 10.15.2.2 is affected.
- Version RoomOS 11.5.4.6 is affected.
- Version RoomOS 11.5.2.4 is affected.
- Version RoomOS 10.8.2.5 is affected.
- Version RoomOS 10.11.5.2 is affected.
- Version RoomOS 10.11.3.0 is affected.
- Version RoomOS 10.15.5.3 is affected.
- Version RoomOS 10.19.2.2 is affected.
- Version RoomOS 11.1.3.1 is affected.
- Version RoomOS 10.11.6.0 is affected.
- Version RoomOS 10.19.3.0 is affected.
- Version RoomOS 10.19.4.2 is affected.
- Version RoomOS 10.3.2.4 is affected.
- Version RoomOS 10.3.4.0 is affected.
- Version RoomOS 10.15.3.0 is affected.
- Version RoomOS 11.1.4.1 is affected.
- Version RoomOS 11.14.2.3 is affected.
- Version RoomOS 11.1.2.4 is affected.
- Version RoomOS 10.8.3.1 is affected.
- Version RoomOS 11.14.2.1 is affected.
- Version RoomOS 10.3.3.0 is affected.
- Version RoomOS 10.8.4.0 is affected.
- Version RoomOS 10.15.4.1 is affected.
- Version RoomOS 10.19.5.6 is affected.
- Version RoomOS 10.11.4.1 is affected.
- Version RoomOS 11.9.3.1 is affected.
- Version RoomOS 11.5.3.3 is affected.
- Version RoomOS 10.3.2.0 is affected.
- Version RoomOS 11.9.2.4 is affected.
- Version RoomOS 11.14.3.0 is affected.
- Version RoomOS 11.17.2.2 is affected.
- Version RoomOS 11.14.4.0 is affected.
- Version RoomOS 10.19 StepUpg is affected.
- Version RoomOS 11.17.3.0 is affected.
- Version RoomOS 11.20.2.3 is affected.
- Version RoomOS 11.14.5.0 is affected.
- Version RoomOS 11.17.4.0 is affected.
- Version RoomOS 11.20.3.0 is affected.
- Version RoomOS 11.23.1.6 is affected.
- Version RoomOS 11.23.1.8 is affected.
- Version RoomOS 11.24.1.5 is affected.
- Version RoomOS 11.24.2.4 is affected.
- Version RoomOS 11.24.3.0 is affected.
- Version RoomOS 11.24.4.1 is affected.
- Version RoomOS 11.27.2.0 is affected.
- Version RoomOS 11.28.1.3 is affected.
- Version RoomOS 11.27.3.0 is affected.
- Version RoomOS 11.31.1.5 is affected.
- Version RoomOS 11.27.4.0 is affected.
- Version RoomOS 11.32.2.1 is affected.
- Version RoomOS 11.33.1.7 is affected.
- Version RoomOS 26.0.1.2 is affected.
- Version RoomOS 11.34.1.2 is affected.
- Version RoomOS 11.32.3.0 is affected.
- Version RoomOS 11.27.5.0 is affected.
- Version RoomOS 11.32.4.0 is affected.
- Version RoomOS 26.1.1.5 is affected.
- Version RoomOS 11.35.1.2 is affected.
- Version RoomOS 26.2.2.2 is affected.
- Version RoomOS 11.32.5.1 is affected.
- Version RoomOS 26.4.1.6 is affected.
- Version RoomOS 26.4.1.4 is affected.
- Version RoomOS 26.3.1.3 is affected.
- Version RoomOS 11.36.1.1 is affected.
- Version RoomOS 11.37.1.0 is affected.
- Version RoomOS 26.5.2.0 is affected.
- Version RoomOS 11.38.1.1 is affected.