# CVE-2026-59570: Android ZCC denial of service

> CVE-2026-59570: Android ZCC denial of service. CVSS 7.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-59570
Last updated: 2026-09-18T19:08:02Z

- Published: 2026-09-14 14:47 UTC · Updated: 2026-09-18 19:08 UTC · Assigner: Zscaler
- CVSS: 7.5 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H
- EPSS: 0.13%, 3th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: 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 vendors and products

- Zscaler: Client Connector

## Tracked companies

- [Zscaler](https://rewindex.com/company/zscaler.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-59570)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-59570)
- [https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026](https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2026)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-59570 · Markdown: https://rewindex.com/cve/CVE-2026-59570.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-59570 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:11:44.352Z