Android ZCC VPN API method privilege escalation

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-59569
StatePUBLISHED
AssignerZscaler
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-14 15:17:06 UTC
Updated2026-09-15 04:18:07 UTC
DescriptionAn improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls.

Risk And Classification

Primary CVSS: v3.1 8.1 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L

Problem Types: CWE-20 | CWE-20 CWE-20 Improper input validation

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary8.1HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L
3.1CNACVSS8.1HIGHCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
Low

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Zscaler Client Connector affected Android: 4.2.0.152 custom Android, ChromeOS
CNA Zscaler Client Connector affected ChromeOS: 4.2.0.152 custom Android, ChromeOS

References

ReferenceSourceLinkTags
help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary... [email protected] help.zscaler.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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