What’s Vulnerable › Vulnerabilities
CVE-2026-59570: Android ZCC denial of service
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-14 · updated 2026-09-18
- Weakness: CWE-20
Description
On affected versions of Zscaler client connector, a pre-installed peer app can tear down the Zscaler tunnel, force user logout, and toggle packet capture.
Affected products
- Zscaler Client Connector: before Android: 4.2.0.152; before ChromeOS: 4.2.0.152 — fixed in Android: 4.2.0.152, ChromeOS: 4.2.0.152
How to fix
Upgrade to a fixed version: Zscaler Client Connector Android: 4.2.0.152, ChromeOS: 4.2.0.152. Check the vendor advisory for mitigations.
References
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