CVE-2021-26734

low-risk
Published 2023-10-23

Zscaler Client Connector Installer on Windows before version 3.4.0.124 improperly handled directory junctions during uninstallation. A local adversary may be able to delete folders in an elevated context.

Do I need to act?

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0.02% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10 Medium
LOCAL / HIGH complexity

Affected Products (1)

Affected Vendors

16
/ 100
low-risk
Severity 11/34 · Low
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal