Health check port on ZCC allows tunnel bypass_CVE-2025-54983

5.2 / 10

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

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.

Basic Information

ID CVE-2025-54983

Source Zscaler

Published Nov 12, 2025 at 03:07

Affected Product

Vendor Zscaler

Product Zscaler Client Connector

Version 4.6

Affected Versions Zscaler Zscaler Client Connector 4.6
Zscaler Zscaler Client Connector 4.7

CWE Classification

CWE-772

References

help.zscaler.com /zscaler-client-connector/client-connector-app-release-summary-2025

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    "published": "2025-11-12T03:07:39.531Z",
    "modified": "2025-11-12T03:07:39.531Z",
    "type": "cve",
    "title": "Health check port on ZCC allows tunnel bypass",
    "source": "Zscaler",
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