CVE-2023-28804

MEDIUM 5.3CVE-2023-28804 · Published 23/10/2023 · updated 17/06/2026

In short

CVE-2023-28804 is a MEDIUM (CVSS 5.3) vulnerability affecting client connector (zscaler).
Chance of exploitation in the next 30 days (EPSS): 0.29%, higher than 21.0% of all vulnerabilities.
Fix: update to 1.4.0.105 or later.

Package	Affected versions	Patched versions
client connector zscaler	`< 1.4.0.105`	`1.4.0.105`

Description

An Improper Verification of Cryptographic Signature vulnerability in Zscaler Client Connector on Linux allows replacing binaries.This issue affects Linux Client Connector: before 1.4.0.105

References

help.zscaler.com/client-connector/client-connector-app-release-summary-2023 · Release Notes

More vulnerabilities in client connector

See all →

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free

Package

Affected versions

Patched versions

client connector

zscaler

< 1.4.0.105

1.4.0.105

More vulnerabilities in client connector

See all →