CVE-2025-54983
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-11-12

Last updated on: 2025-11-12

Assigner: Zscaler, Inc.

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.
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Meta Information
Published
2025-11-12
Last Modified
2025-11-12
Generated
2026-06-16
AI Q&A
2025-11-12
EPSS Evaluated
2026-06-14
NVD
CVE-2025-54983
EUVD
EUVD-2025-119999
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
zscaler zscaler_client_connector 4.6
zscaler zscaler_client_connector 4.7
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-772 The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.
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Executive Summary

This vulnerability involves a health check port in Zscaler Client Connector on Windows versions before 4.6.0.216 and 4.7.0.47. Under certain conditions, the port was not properly released after use, which could allow network traffic to bypass the forwarding controls of the Zscaler Client Connector.

Impact Analysis

The vulnerability could allow unauthorized network traffic to bypass the forwarding controls of the Zscaler Client Connector, potentially leading to security risks such as exposure to unfiltered or malicious traffic within a protected network environment.

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