CVE-2019-1733: Cisco NX-OS

Medium severity, CVSS 5.4. EPSS: 0.9% chance of exploitation in the next 30 days.

A vulnerability in the NX API (NX-API) Sandbox interface for Cisco NX-OS Software could allow an authenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the NX-API Sandbox interface of an affected device. The vulnerability is due to insufficient validation of user-supplied input by the NX-API Sandbox interface. An attacker could exploit this vulnerability by persuading a user of the NX-API Sandbox interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected NX-API Sandbox interface.

Affected products

• Cisco NX-OS: from 7.0\(3\)i7, before 7.0\(3\)i7\(4\) (fixed in 7.0\(3\)i7\(4\))

Published 2019-05-15. Last modified 2026-06-17.