CVE-2026-25687

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

EUVD-2026-77536

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

CVE-2026-25687 ZCC race condition in ZPA tunnel handler

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

CVE-2026-25687 ZCC race condition in ZPA tunnel handler

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

CVE-2026-25687

CVE-2026-25687 affects the ZPA tunnel handler in Zscaler Client Connector (ZCC) . A race condition in this component leads to a heap corruption , enabling a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process. The CVSS 3.1 score is 8.1 (HIGH...

PT-2026-91246

Name of the Vulnerable Software and Affected Versions Zscaler Client Connector affected versions not specified Description A race condition in the ZPA tunnel handler allows for heap corruption. This can lead to a denial of service, causing the client to crash, or potentially enable arbitrary code...

CVE-2026-25687: Race Condition within a Thread

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

CVE-2023-28802

An Improper Validation of Integrity Check Value in Zscaler Client Connector on Windows allows an authenticated user to disable ZIA/ZPA by interrupting the service restart from Zscaler Diagnostics. This issue affects Client Connector: before 4.2.0.149...

Input validation

An Improper Validation of Integrity Check Value in Zscaler Client Connector on Windows allows an authenticated user to disable ZIA/ZPA by interrupting the service restart from Zscaler Diagnostics. This issue affects Client Connector: before 4.2.0.149...

CVE-2023-28802

Zscaler Client Connector for Windows is affected by CVE-2023-28802 due to improper validation of integrity check values. An authenticated user can disable ZIA/ZPA by interrupting the service restart from Zscaler Diagnostics. Affected versions are prior to 4.2.0.149. Remediation: upgrade to 4.2.0....

CVE-2023-28802: Improper Validation of Integrity Check Value

An Improper Validation of Integrity Check Value in Zscaler Client Connector on Windows allows an authenticated user to disable ZIA/ZPA by interrupting the service restart from Zscaler Diagnostics. This issue affects Client Connector: before 4.2.0.149...