CVE-2026-59567: CWE-280 Improper handling of insufficient permissions or privileges in Zscaler Client Connector
Description
CVE-2026-59567 is a high-severity vulnerability in Zscaler Client Connector involving improper handling of insufficient permissions or privileges. It allows local privilege escalation, enabling an unprivileged user to execute arbitrary code with elevated privileges. The vulnerability is identified as CWE-280 and has a CVSS 3.1 score of 8.8, indicating high impact on confidentiality, integrity, and availability. No specific affected versions or patch information are provided. There are no known exploits in the wild at this time.
CVSS v3.1
Score 8.8high
Affected software
Zscaler
Client Connector
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Zscaler Client Connector arises from improper handling of insufficient permissions or privileges (CWE-280). It enables a local attacker with limited privileges to escalate their rights and execute arbitrary code in a privileged context. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no user interaction, and it impacts confidentiality, integrity, and availability with a scope change. No remediation level or patch information is currently available, and no affected versions are specified.
Potential Impact
An unprivileged local user can escalate privileges and execute arbitrary code with elevated rights, potentially compromising system confidentiality, integrity, and availability. This could lead to full system compromise if exploited.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary mitigation has been documented. Until a patch is available, restrict local access to trusted users only.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Zscaler
- Date Reserved
- 2026-07-06T06:18:59.633Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a8c504bacd9273b49a22812
Added to database: 08/24/2026, 14:08:11 UTC
Last enriched: 09/10/2026, 10:37:54 UTC
Last updated: 10/08/2026, 18:48:47 UTC
Views: 75
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