Cisco Security Updates – 16 July 2026

The addressed vulnerabilities could allow the attacker to conduct denial-of-service (DoS) attacks, manipulate files, obtain sensitive information, or bypass access controls on the affected systems, potentially leading to full compromise.

Sample of addressed vulnerabilities:

1. Cisco RoomOS Improper Access Control Vulnerability (CVE-2026-20150):

• CVSS: 8.8
• Attack Vector: Network
• Attack Complexity: Low
• Privileges Required: Low
• User Interaction: None
• Consequences: Gain Access

2. Cisco RoomOS Improper Restriction of Operations Vulnerability (CVE-2026-20156):

• CVSS: 8.1
• Attack Vector: Network
• Attack Complexity: High
• Privileges Required: None
• User Interaction: None
• Consequences: Denial-of-Service