CC
Product
Client Connector
by Zscaler · last CVE Sep 14, 2026
49
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 8High 29Medium 12Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2023-28806
6.5
0%
Aug 6
An Improper Validation of signature in Zscaler Client Connector on Windows allows an authenticated user to disable anti-tampering
Affected: before 4.2.0.190
CVE-2023-28794
6.5
0%
Nov 6
Origin Validation Error vulnerability in Zscaler Client Connector on Linux allows Privilege Abuse
Affected: before 1.3.1.6
CVE-2023-28803
6.5
0%
Oct 23
An authentication bypass by spoofing of a device with a synthetic IP address is possible in Zscaler Client Connector on Windows, allowing a functionality bypass
Affected: before 3.9
CVE-2023-28800
6.1
1%
Jun 22
When using local accounts for administration, the redirect url parameter was not encoded correctly, allowing for an XSS attack providing admin login
Affected: before 1.4; before 1.9.3; before 1.10.1; before 1.10.2; before 3.7; before 3.9
CVE-2023-28799
6.1
0%
Jun 22
A URL parameter during login flow was vulnerable to injection
Affected: before 1.4; before 1.9.3; before 1.10.1; before 1.10.2; before 3.7; before 3.9
CVE-2024-23461
5.5
0%
May 2
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…
Affected: before 3.4
CVE-2021-26734
5.5
0%
Oct 23
Zscaler Client Connector Installer on Windows before version 3.4.0.124 improperly handled directory junctions during uninstallation
Affected: before 3.4.0.124
CVE-2023-28802
5.4
0%
Nov 21
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…
Affected: before 4.2.0.149
CVE-2026-22569
5.3
0%
Mar 31
Incorrect startup configuration in ZCC
Affected: 4.7 before 4.7.0.141; 4.8 before 4.8.0.63
CVE-2023-28804
5.3
0%
Oct 23
An Improper Verification of Cryptographic Signature vulnerability in Zscaler Client Connector on Linux allows replacing binaries.This issue affects Linux Client Connector: before…
Affected: before 1.4.0.105
CVE-2024-23464
4.9
0%
Aug 6
In certain cases, Zscaler Internet Access (ZIA) can be disabled by PowerShell commands with admin rights
Affected: before 4.2.1
CVE-2021-26737
4.7
0%
Oct 23
The Zscaler Client Connector for macOS prior to 3.6 did not sufficiently validate RPC clients
Affected: before 3.6
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