Local Privilege Escalation in Zscaler Client Connector by Zscaler
CVE-2026-59567

8.8HIGH

Key Information:

Vendor

Zscaler

Status
Client Connector
Vendor
CVE Published:
24 August 2026

What is CVE-2026-59567?

Multiple vulnerabilities exist in earlier releases of Zscaler Client Connector, enabling local privilege escalation. This flaw permits unprivileged users to execute arbitrary code within a privileged context, potentially compromising system security.

Affected Version(s)

Client Connector Windows 0

Client Connector Windows 0

Client Connector Windows 0

References

https://help.zscaler.com/zscaler-client-connector/client-...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.