Cisco Advance Notification for Publication of August 5, 2026, Security Advisories

On August 5, 2026, the Cisco Product Security Incident Response Team PSIRT published the following advisories: Cisco Security Advisory CVE ID Security Impact Rating CVSS Base Score Cisco Catalyst SD-WAN Software Security Hardening Release: August 2026...

Cisco IOS DHCP Option 82 Reboot DoS

The vulnerability of DHCP option 82 for Cisco IOS and Cisco IOS XE operating systems exists due to insufficient validation of input data. Exploiting this vulnerability can allow a malicious actor to trigger a device reboot or cause a service failure using a specially crafted DHCPv4 packet...

VulnCheck KEV: CVE-2018-0151

A vulnerability in the quality of service QoS subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition or execute arbitrary code with elevated privileges...

Cisco IOS XE Software Resource Management Vulnerability

Cisco IOS XE Software is an operating system from the U.S. company Cisco Cisco. Used as a single operating system for enterprise wired and wireless access, aggregation, core and WAN, Cisco IOS XE reduces business and network complexity.Cisco IOS XE Software has a denial of service vulnerability...

Cisco IOS and IOS XE Cross-Site Scripting Vulnerability

Cisco IOS and IOS XE are a set of operating systems developed by Cisco for its network devices. A cross-site scripting vulnerability exists in the web framework code in Cisco IOS and Cisco IOS XE, which stems from a program that fails to perform sufficient input validation. A remote attacker coul...