Zscaler · Zscaler Client Connector · CVE-2025-54983
**Name of the Vulnerable Software and Affected Versions**
Zscaler Client Connector versions prior to 4.6.0.216
Zscaler Client Connector versions prior to 4.7.0.47
**Description**
A health check port on Zscaler Client Connector on Windows, under specific circumstances, was not released after use, potentially allowing traffic to bypass ZCC forwarding controls.
**Recommendations**
Update Zscaler Client Connector to version 4.6.0.216 or later.
Update Zscaler Client Connector to version 4.7.0.47 or later.