Zscaler Client Connector vulnerabilities

CVE-2026-22569 [MEDIUM] CWE-1289 CVE-2026-22569: An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may c An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances.

CVE-2024-31127 [HIGH] CWE-346 CVE-2024-31127: An improper verification of a loaded library in Zscaler Client Connector on Mac < 4.2.0.241 may allo An improper verification of a loaded library in Zscaler Client Connector on Mac < 4.2.0.241 may allow a local attacker to elevate their privileges.

CVE-2024-23483 [CRITICAL] CWE-20 CVE-2024-23483: An Improper Input Validation vulnerability in Zscaler Client Connector on MacOS allows OS Command In An Improper Input Validation vulnerability in Zscaler Client Connector on MacOS allows OS Command Injection. This issue affects Zscaler Client Connector on MacOS <4.2.

CVE-2024-23456 [HIGH] CWE-347 CVE-2024-23456: Anti-tampering can be disabled under certain conditions without signature validation. This affects Z Anti-tampering can be disabled under certain conditions without signature validation. This affects Zscaler Client Connector <4.2.0.190 with anti-tampering enabled.

CVE-2024-23458 [HIGH] CWE-346 CVE-2024-23458: While copying individual autoupdater log files, reparse point check was missing which could result i While copying individual autoupdater log files, reparse point check was missing which could result into crafted attacks, potentially leading to a local privilege escalation. This issue affects Zscaler Client Connector on Windows <4.2.0.190.

CVE-2024-23460 [HIGH] CWE-347 CVE-2024-23460: The Zscaler Updater process does not validate the digital signature of the installer before executio The Zscaler Updater process does not validate the digital signature of the installer before execution, allowing arbitrary code to be locally executed. This affects Zscaler Client Connector on MacOS <4.2.

CVE-2024-23464 [MEDIUM] CWE-281 CVE-2024-23464: In certain cases, Zscaler Internet Access (ZIA) can be disabled by PowerShell commands with admin ri In certain cases, Zscaler Internet Access (ZIA) can be disabled by PowerShell commands with admin rights. This affects Zscaler Client Connector on Windows <4.2.1

CVE-2023-28806 [MEDIUM] CWE-347 CVE-2023-28806: An Improper Validation of signature in Zscaler Client Connector on Windows allows an authenticated u An Improper Validation of signature in Zscaler Client Connector on Windows allows an authenticated user to disable anti-tampering. This issue affects Client Connector on Windows <4.2.0.190.

CVE-2024-3661 [HIGH] CWE-306 CVE-2024-3661: DHCP can add routes to a client’s routing table via the classless static route option (121). VPN-bas DHCP can add routes to a client’s routing table via the classless static route option (121). VPN-based security solutions that rely on routes to redirect traffic can be forced to leak traffic over the physical interface. An attacker on the same local network can read, disrupt, or possibly modify network traffic that was expected to be protected by the V

CVE-2023-28798 [CRITICAL] CWE-122 CVE-2023-28798: An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead An out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.

CVE-2024-23459 [CRITICAL] CWE-59 CVE-2024-23459: An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Co An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Mac allows a system file to be overwritten.This issue affects Zscaler Client Connector on Mac : before 3.7.

CVE-2024-23462 [HIGH] CWE-354 CVE-2024-23462: An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS a An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS allows a denial of service of the Client Connector binary and thus removing client functionality.This issue affects Client Connector on MacOS: before 3.4.

CVE-2023-41971 [HIGH] CWE-59 CVE-2023-41971: An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Co An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.

CVE-2023-41970 [HIGH] CWE-354 CVE-2023-41970: An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on Windows An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on Windows during the Repair App functionality may allow Local Execution of Code.This issue affects Client Connector on Windows: before 4.1.0.62.

CVE-2024-23461 [MEDIUM] CWE-354 CVE-2024-23461: An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS d An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS during the upgrade process may allow a Local Execution of Code.This issue affects Client Connector on MacOS: before 3.4.

CVE-2024-23480 [CRITICAL] CWE-347 CVE-2024-23480: A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue a A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.

CVE-2024-23457 [HIGH] CWE-269 CVE-2024-23457: The anti-tampering functionality of the Zscaler Client Connector can be disabled under certain condi The anti-tampering functionality of the Zscaler Client Connector can be disabled under certain conditions when an uninstall password is enforced. This affects Zscaler Client Connector on Windows prior to 4.2.0.209

CVE-2024-23463 [HIGH] CWE-367 CVE-2024-23463: Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions w Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions when running the Repair App functionality. This affects Zscaler Client Connector on Windows prior to 4.2.1

CVE-2023-41969 [HIGH] CWE-61 CVE-2023-41969: An arbitrary file deletion in ZSATrayManager where it protects the temporary encrypted ZApp issue re An arbitrary file deletion in ZSATrayManager where it protects the temporary encrypted ZApp issue reporting file from the unprivileged end user access and modification. Fixed version: Win ZApp 4.3.0 and later.

CVE-2023-41972 [HIGH] CWE-280 CVE-2023-41972: In some rare cases, there is a password type validation missing in Revert Password check and for som 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: Win ZApp 4.3.0.121 and later.