Vulnerability index

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Client Connector MEDIUM 5.3
CVE-2026-22569

An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspe…

Fix: 4.7.0.141 / 4.8.0.63+
Fix from $1,600 2026-03-31
Client Connector CRITICAL 9.8
CVE-2024-23483

An Improper Input Validation vulnerability in Zscaler Client Connector on MacOS allows OS Command Injection. This issue affects Zscaler Client Connec…

Fix: 4.2+
Fix from $2,300 2024-08-06
Client Connector HIGH 7.8
CVE-2024-23458

While copying individual autoupdater log files, reparse point check was missing which could result into crafted attacks, potentially leading to a loc…

Fix: 4.2.0.190+
Fix from $1,950 2024-08-06
Client Connector HIGH 7.8
CVE-2024-23460

The Zscaler Updater process does not validate the digital signature of the installer before execution, allowing arbitrary code to be locally executed…

Fix: 4.2+
Fix from $1,950 2024-08-06
Client Connector HIGH 7.5
CVE-2024-23456

Anti-tampering can be disabled under certain conditions without signature validation. This affects Zscaler Client Connector <4.2.0.190 with anti-tamp…

Fix: 4.2.0.190+
Fix from $1,950 2024-08-06
Client Connector MEDIUM 6.5
CVE-2023-28806

An Improper Validation of signature in Zscaler Client Connector on Windows allows an authenticated user to disable anti-tampering. This issue affects…

Fix: 4.2.0.190+
Fix from $1,600 2024-08-06
Client Connector CRITICAL 9.8
CVE-2024-23459

An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Mac allows a system file to be overwri…

Fix: 3.7+
Fix from $2,300 2024-05-02
Client Connector HIGH 7.8
CVE-2023-41970

An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on Windows during the Repair App functionality may allow Lo…

Fix: 4.1.0.62+
Fix from $1,950 2024-05-02
Client Connector HIGH 7.8
CVE-2023-41971

An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be ove…

Fix: 3.7+
Fix from $1,950 2024-05-02
Client Connector HIGH 7.5
CVE-2024-23462

An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS allows a denial of service of the Client Connector…

Fix: 3.4+
Fix from $1,950 2024-05-02
Client Connector MEDIUM 5.5
CVE-2024-23461

An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS during the upgrade process may allow a Local Execu…

Fix: 3.4+
Fix from $1,600 2024-05-02
Client Connector CRITICAL 9.8
CVE-2023-28798

An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.

Fix: 3.7+
Fix from $2,300 2024-05-02
Client Connector CRITICAL 9.8
CVE-2024-23480

A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to…

Fix: 4.2+
Fix from $2,300 2024-05-01
Client Connector HIGH 7.8
CVE-2024-23457

The anti-tampering functionality of the Zscaler Client Connector can be disabled under certain conditions when an uninstall password is enforced. Thi…

Fix: 4.2.0.209+
Fix from $1,950 2024-05-01
Client Connector HIGH 8.1
CVE-2024-23463

Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions when running the Repair App functionality. This af…

Fix: 4.2.1+
Fix from $1,950 2024-04-30
Client Connector HIGH 7.8
CVE-2024-23482

The ZScaler service is susceptible to a local privilege escalation vulnerability found in the ZScalerService process. Fixed Version: Mac ZApp 4.2.0.2…

Fix: 4.2.0.241+
Fix from $1,950 2024-03-26
Client Connector HIGH 7.8
CVE-2023-41972

In some rare cases, there is a password type validation missing in Revert Password check and for some features it could be disabled. Fixed Version: W…

Fix: 4.3.0.121+
Fix from $1,950 2024-03-26
Client Connector HIGH 7.8
CVE-2023-41973

ZSATray passes the previousInstallerName as a config parameter to TrayManager, and TrayManager constructs the path and appends previousInstallerName …

Fix: 4.3.0.121+
Fix from $1,950 2024-03-26
Client Connector HIGH 7.1
CVE-2023-41969

An arbitrary file deletion in ZSATrayManager where it protects the temporary encrypted ZApp issue reporting file from the unprivileged end user acces…

Fix: 4.3+
Fix from $1,950 2024-03-26
Secure Internet And Saas Access HIGH 7.5
CVE-2023-28807

In Zscaler Internet Access (ZIA) a mismatch between Connect Host and Client Hello's Server Name Indication (SNI) enables attackers to evade network s…

Fix: 6.2r.290+
Fix from $1,950 2024-01-31
Client Connector MEDIUM 5.4
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 interruptin…

Fix: 4.2.0.149+
Fix from $1,600 2023-11-21
Client Connector MEDIUM 6.5
CVE-2023-28794

Origin Validation Error vulnerability in Zscaler Client Connector on Linux allows Privilege Abuse. This issue affects Zscaler Client Connector for Li…

Fix: 1.3.1.6+
Fix from $1,600 2023-11-06
Client Connector CRITICAL 9.8
CVE-2023-28805

An Improper Input Validation vulnerability in Zscaler Client Connector on Linux allows Privilege Escalation. This issue affects Client Connector: bef…

Fix: 1.4.0.105+
Fix from $2,300 2023-10-23
Client Connector HIGH 7.8
CVE-2021-26735

The Zscaler Client Connector Installer and Unsintallers for Windows prior to 3.6 had an unquoted search path vulnerability. A local adversary may be …

Fix: 3.6+
Fix from $1,950 2023-10-23
Client Connector HIGH 7.8
CVE-2021-26736

Multiple vulnerabilities in the Zscaler Client Connector Installer and Uninstaller for Windows prior to 3.6 allowed execution of binaries from a low …

Fix: 3.6+
Fix from $1,950 2023-10-23
Client Connector HIGH 7.8
CVE-2021-26738

Zscaler Client Connector for macOS prior to 3.7 had an unquoted search path vulnerability via the PATH variable. A local adversary may be able to exe…

Fix: 3.7+
Fix from $1,950 2023-10-23
Client Connector HIGH 7.8
CVE-2023-28793

Buffer overflow vulnerability in the signelf library used by Zscaler Client Connector on Linux allows Code Injection. This issue affects Zscaler Clie…

Fix: 1.3.1.6+
Fix from $1,950 2023-10-23
Client Connector HIGH 7.8
CVE-2023-28795

Origin Validation Error vulnerability in Zscaler Client Connector on Linux allows Inclusion of Code in Existing Process. This issue affects Zscaler C…

Fix: 1.3.1.6+
Fix from $1,950 2023-10-23
Client Connector HIGH 7.8
CVE-2023-28796

Improper Verification of Cryptographic Signature vulnerability in Zscaler Client Connector on Linux allows Code Injection. This issue affects Zscaler…

Fix: 1.3.1.6+
Fix from $1,950 2023-10-23
Client Connector HIGH 7.3
CVE-2023-28797

Zscaler Client Connector for Windows before 4.1 writes/deletes a configuration file inside specific folders on the disk. A malicious user can replace…

Fix: 4.1+
Fix from $1,950 2023-10-23