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Product · Zscaler

Zscaler Client Connector

2 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.4
    CVE-2026-22569

    Incorrect startup configuration in ZCC

    An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances.

    Zscaler Zscaler Client Connector
  • Medium 5.2
    CVE-2025-54983

    Health check port on ZCC allows tunnel bypass

    A health check port on Zscaler Client Connector on Windows, versions 4.6 < 4.6.0.216 and 4.7 < 4.7.0.47, which under specific circumstances was not released after use, allowed traffic to potentially bypass ZCC forwarding controls.

    Zscaler Zscaler Client Connector