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CVE PROGRAM SOURCE RECORD5.2 Medium

CVE-2025-54983

Health check port on ZCC allows tunnel bypass

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Zscaler Zscaler Client Connector

Default version status: unaffected

  • 4.6 to < 4.6.0.216affected
  • 4.7 to < 4.7.0.47affected

References