CVE-2024-23459: Multiple Arbitrary Creates/Overwrites by link following

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-02 · updated 2026-06-17
Weakness: CWE-59

Description

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.

Affected products

Zscaler Client Connector: before 3.7 — fixed in 3.7

How to fix

Upgrade to a fixed version: Zscaler Client Connector 3.7. Check the vendor advisory for mitigations.

References

https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macos&applicable_version=3.7
https://help.zscaler.com/client-connector/client-connector-app-release-summary-2022?applicable_category=macos&applicable_version=3.7

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