Answer in brief
CVE-2026-59568 records a Critical severity (CVSS 9.1) vulnerability in Remote Code Execution. The current sources do not mark it as known exploited. The current feed maps Zscaler/Client Connector (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 9.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Zscaler/Client Connector (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Zscaler/Client Connectorgeneric | >=0 <Windows: 4.6.0.457 4.7.0.317 4.8.0.232 4.9.0.372 || >=0 <MacOS: 4.5.2.312 4.7.0.292 4.8.0.191 || >=0 <Linux: 3.7.2.64 4.2.1.64 || >=0 <Android: 4.2 || >=0 <ChromeOS: 4.2 || >=0 <iOS: 4.5.1 | Windows: 4.6.0.457, 4.7.0.317, 4.8.0.232, 4.9.0.372, MacOS: 4.5.2.312, 4.7.0.292, 4.8.0.191, Linux: 3.7.2.64, 4.2.1.64, Android: 4.2, ChromeOS: 4.2, iOS: 4.5.1, Windows:, MacOS:, Linux:, Android:, ChromeOS:, iOS: |
Published upstream
Aug 24, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 28, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 24, 2026
Multiple vulnerabilities on affected versions of Zscaler Client Connector allow remote code execution, giving an unauthenticated, unprivileged user the ability to execute arbitrary code in the ZCC context.
Quoted source text, attributed separately from HOL analysis.