CVE-2026-59567
Received Received - Intake

Local Privilege Escalation in Zscaler Client Connector

Publication date: 2026-08-24

Last updated on: 2026-08-24

Assigner: Zscaler, Inc.

Description
Multiple vulnerabilities on affected versions of Zscaler Client Connector allow local privilege escalation, giving an unprivileged user the ability to execute arbitrary code in a privileged context.

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Meta Information

Published
2026-08-24
Last Modified
2026-08-24
Generated
2026-08-24
AI Q&A
2026-08-24
EPSS Evaluated
N/A
NVD
CVE-2026-59567
EUVD
EUVD-2026-64883

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
zscaler client_connector *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-280 The product does not handle or incorrectly handles when it has insufficient privileges to access resources or functionality as specified by their permissions. This may cause it to follow unexpected code paths that may leave the product in an invalid state.

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Executive Summary

This vulnerability allows an unprivileged local user to escalate privileges on affected versions of Zscaler Client Connector. It enables execution of arbitrary code with elevated privileges, potentially compromising the entire system.

Impact Analysis

An attacker with local access could exploit this to gain full control over the system, install malware, steal data, or disrupt operations. Systems running vulnerable Zscaler Client Connector versions are at risk.

Compliance Impact

This vulnerability could lead to unauthorized access and data breaches, violating GDPR and HIPAA requirements for data protection and access control. Organizations may face legal penalties and reputational damage.

Mitigation Strategies

Update Zscaler Client Connector to the latest patched version immediately to address the local privilege escalation vulnerability.

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