Is CVE-2026-59564 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-59564?

CVE-2026-59564 has a CVSS v3 severity of CRITICAL (9.1).

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CVE-2026-59564

Description

An authentication bypass issue exists in communications between affected versions of the Zscaler Client Connector and the Zscaler Client Connector Portal.