The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.

Cross-site scripting (XSS) vulnerability in the management interface in Cisco Unified Contact Center Enterprise through 10.5(2) allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka Bug ID CSCux59650.

The JTapi Gateway process in Cisco Unified Contact Center Enterprise, Unified Contact Center Hosted, IP Contact Center Enterprise, and Cisco IP Contact Center Hosted 5.0 through 7.1 allows remote attackers to cause a denial of service (repeated process restart) via a certain TCP session on the JTapi server port.