CVE-2016-10256: Broadcom Symantec Proxysg

Medium severity, CVSS 6.1. EPSS: 1.5% chance of exploitation in the next 30 days.

The Symantec ProxySG 6.5 (prior to 6.5.10.6), 6.6, and 6.7 (prior to 6.7.2.1) management console is susceptible to a reflected XSS vulnerability. A remote attacker can use a crafted management console URL in a phishing attack to inject arbitrary JavaScript code into the management console web client application. This is a separate vulnerability from CVE-2016-10257.

Affected products

• Broadcom Symantec Proxysg: from 6.5, before 6.5.10.6 (fixed in 6.5.10.6); from 6.7, before 6.7.2.1 (fixed in 6.7.2.1); version 6.6 only

Published 2018-01-10. Last modified 2026-06-17.