CVE-2026-22569 Incorrect startup configuration in ZCC

What is CVE-2026-22569?

CVE-2026-22569 is a medium-severity vulnerability in Zscaler Client Connector, published on 31 Mar 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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.

Weakness: CWE-1289

Which versions are affected by CVE-2026-22569?

It affects 1 product.

Products include Zscaler Client Connector.

How do I fix CVE-2026-22569?

No fix has been published for CVE-2026-22569 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-22569 being exploited?

There is no known exploitation of CVE-2026-22569 in the wild and no public exploit code.

Other vulnerabilities in Zscaler Client Connector

• CVE-2020-11633 Memory corruption in n/a Critical 9.8
• CVE-2024-23463 Anti-Tampering bypass via Repair App functionality High 8.8
• CVE-2023-28804 Linux ZCC allows unsigned updates, allowing elevated Code Execution High 8.2
• CVE-2023-28799 Open redirect in Client Connector High 8.2
• CVE-2023-28800 Output encoding missing in redrurl parameter High 8.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-m6c6-h9pc-2f7x.