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CVE-2026-20150

Cisco RoomOS Security Hardening Release - Access Control Vulnerabilities

HIGH
8.8
CVSS Score
Published: July 15, 2026 at 04:17 PM UTC
Updated: October 24, 2026 at 09:10 PM UTC
2 products affected across 1 vendorRoomosRoomos Cloud

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Severity
HIGH8.8
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

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-2026-20150 are related to improper access control that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Roomos· Cisco
95%
v < 11.32.6.026.0.1.2 ≤ v < 26.5.2.210.11.2.210.11.3.010.11.4.110.11.5.210.11.6.010.15.2.210.15.3.010.15.4.110.15.5.310.19.2.210.19.3.010.19.4.210.19.5.610.3.2.010.3.2.410.3.3.010.3.4.010.8.2.510.8.3.110.8.4.011.1.2.411.1.3.111.1.4.111.14.2.111.14.2.311.14.3.011.14.4.011.14.5.011.17.2.211.17.3.011.17.4.011.20.2.311.20.3.011.23.1.611.23.1.811.24.1.511.24.2.411.24.3.011.24.4.111.27.2.011.27.3.011.27.4.011.27.5.011.28.1.311.31.1.511.32.2.111.32.3.011.32.4.011.32.5.111.33.1.711.34.1.211.35.1.211.36.1.111.37.1.011.38.1.111.5.2.411.5.3.311.5.4.611.9.2.411.9.3.126.0.1.226.1.1.526.2.2.226.3.1.326.4.1.426.4.1.626.5.2.0RoomOS 10.19 StepUpg
Affected range stops below 11.32.6.0, so it looks safe — our inference, not a vendor statement
Affected range stops below 26.5.2.2, so it looks safe — our inference, not a vendor statement
Roomos Cloud· Cisco
95%
v < 11.39.1.126.0.1.2 ≤ v < 26.7.1.7
Affected range stops below 11.39.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 26.7.1.7, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Vendor Advisory
Source: cverecord
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-roomos-AqNMbEq
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHcisco
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusUNDERGOING ANALYSIS
CWE
CWE-284

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