CVE-2023-41717

CVE-2023-41717 Inappropriate file type control in Zscaler Proxy versions 3.6.1.25 and prior allows local attackers to bypass file download/upload restrictions. Executive Summary During the summer of 2022, I have found a vulnerability affecting the ZScaler proxy versions 3.6.1.25 and prior. This...

CVE-2026-25684

A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances...

CVE-2026-25684 File Type Control rule bypass

A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances...

EUVD-2026-82928

A file type attribution issue in Zscaler Internet Access File Type Control evaluation rules may allow improper evaluation of File Type Control policies in rare circumstances...

CVE-2026-25684

CVE-2026-25684 identifies a file type attribution issue in Zscaler Internet Access File Type Control evaluation rules. This may allow improper evaluation of File Type Control policies in rare circumstances, where a file's type is incorrectly attributed, potentially causing policy rules to be bypa...

tools

Herramientas de Zscaler ThreatLabz Herramientas desarrolladas por el equipo de Inteligencia de Amenazas de Zscaler ThreatLabz Síguenos en Twitter: @Threatlabz Blog: https://www.zscaler.com/blogs/security-research...

iocs

Zscaler ThreatLabz IOCs Este repositorio contiene Indicadores de Compromiso IOCs del equipo Zscaler ThreatLabz. Síguenos en Twitter: @Threatlabz Blog: https://www.zscaler.com/blogs/security-research...

bug-bounty-reports-desai-vinayak

🧩 Bug Bounty Reports — Desai Vinayak 🔒 Bug bounty and vulnerability research reports by Desai Vinayak. This repository collects passive, non-destructive vulnerability write-ups and supporting evidence for coordinated disclosure and remediation tracking. 📁 Contents 📂 reports/ — PDF, DOCX, and...

CVE-2026-59570

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...

CVE-2026-59569

An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls...

CVE-2026-25687

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

CVE-2026-59570 Android ZCC denial of service

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...

EUVD-2026-77540

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...

CVE-2026-59570

CVE-2026-59570 affects Zscaler Client Connector (ZCC) on Android , where a pre-installed peer application can tear down the Zscaler tunnel, force a user logout, and toggle packet capture. The primary impact is denial of service (tunnel disruption and forced logout), with additional integrity impa...

EUVD-2026-77537

An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls...

CVE-2026-59569

CVE-2026-59569 is an improper input validation vulnerability in Zscaler Client Connector (ZCC) on Android and ChromeOS , specifically in the VPN API method , that allows a local attacker with high privileges to potentially bypass Zscaler controls and escalate privileges. The CVSS v3.1 score is 8....

CVE-2026-59569 Android ZCC VPN API method privilege escalation

An improper input validation vulnerability in Zscaler Client Connector on Android and ChromeOS allows an attacker to potentially bypass Zscaler controls...

CVE-2026-25687

CVE-2026-25687 affects the ZPA tunnel handler in Zscaler Client Connector (ZCC) . A race condition in this component leads to a heap corruption , enabling a denial of service (client crash) and potentially arbitrary code execution in the context of the ZCC process. The CVSS 3.1 score is 8.1 (HIGH...

EUVD-2026-77536

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...

CVE-2026-25687 ZCC race condition in ZPA tunnel handler

A race condition in the ZPA tunnel handler of affected versions of Zscaler Client Connector ZCC allows a heap corruption, resulting in a denial of service client crash and potentially arbitrary code execution in the context of the ZCC process...