Zoom Communications vulnerabilities
We track 38 vulnerabilities in Zoom Communications products across 20 products. 38 are rated high or critical, and none are known to be exploited. The most recent was published on October 13, 2026.
Latest Zoom Communications vulnerabilities
- 8.0 High severity
Zoom Workplace: Buffer Copy without Checking Size of Input
Buffer overflow in a Zoom Phone feature of Zoom Workplace Clients may allow an unauthenticated user to conduct a escalation of privilege via network access.
- 8.1 High severity
Zoom Workplace: Improper Authorization in Handler for Custom URL Scheme
Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace for Android before version 7.2.1 may allow an unauthenticated user to conduct an escalation of privilege via network access.
- 7.4 High severity
Zoom Clients: Improper Certificate Validation
Improper certificate validation in the My Notes feature of certain Zoom Clients may allow an unauthenticated user to conduct an information disclosure via network access.
- 7.4 High severity
Zoom Clients: Improper Certificate Validation
Improper certificate validation in certain Zoom Clients for Windows may allow an unauthenticated user to conduct an information disclosure via network access.
- 8.3 High severity
Zoom Clients: Use After Free
Use after Free in the annotator function of Zoom Clients may allow a meeting participant to achieve remote code execution of another participant via network access.
- 8.3 High severity
Zoom Clients: Out-of-bounds Write
Missing bounds check in the annotator function of Zoom Clients allows buffer over-write, which may allow a meeting participant to achieve remote code execution of another participant via network access.
- 9.8 Critical severity
Improper Input Validation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and…
Improper Input Validation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows may allow an unauthenticated user to conduct an account takeover via network access.
- 7.0 High severity
A time-of-check to time-of-use (TOCTOU) race condition in the installation and uninstallation…
A time-of-check to time-of-use (TOCTOU) race condition in the installation and uninstallation process of certain Zoom Clients for Windows could allow an authenticated local user to escalate privileges.
- 7.0 High severity
Zoom Clients: Time-of-check Time-of-use (TOCTOU) Race Condition
A time-of-check to time-of-use (TOCTOU) race condition in the installation and uninstallation process of certain Zoom Clients for Windows could allow an authenticated local user to escalate privileges.
- 7.8 High severity
Improper Privilege Management in Zoom Rooms for Windows before version 7.1.0 may allow an…
Improper Privilege Management in Zoom Rooms for Windows before version 7.1.0 may allow an authenticated user to conduct an escalation of privilege via local access.
- 8.1 High severity
Zoom Workplace: Improper Authorization in Handler for Custom URL Scheme
Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.
- 9.8 Critical severity
Zoom Workplace: Improper Authorization in Handler for Custom URL Scheme
Improper Authorization in Handler for Custom URL Scheme in Zoom Workplace before version 7.0.4 for Android and before 7.0.3 for iOS may allow an unauthenticated user to conduct an escalation of privilege via network access.
- 7.8 High severity
Remote Control for Zoom Contact Center: Insufficient Verification of Data Authenticity
Insufficient Verification of Data Authenticity in Remote Control for Zoom Contact Center for Windows before version 7.0.0 may allow an authenticated user to enable an escalation of privilege via local access.
- 7.8 High severity
Zoom Rooms: Untrusted Search Path
Untrusted search path in the installer for Zoom Rooms for Windows before version 7.0.0 may allow an authenticated user to enable an escalation of privilege via local access.
- 7.8 High severity
Zoom Workplace VDI Plugin: Externally Controlled Reference to a Resource in Another Sphere
External Control of File Name or Path in the Zoom Workplace VDI Plugin Windows Universal Installer before version 6.6.11 may allow an authenticated user to conduct an escalation of privilege via local access.
- 9.8 Critical severity
Zoom Workplace: Externally Controlled Reference to a Resource in Another Sphere
External Control of File Name or Path in the Mail feature of Zoom Workplace for Windows before 6.6.0 may allow an unauthenticated user to conduct an escalation of privilege via network access.
- 7.8 High severity
Zoom Workplace: Improper Privilege Management
Improper Privilege Management in certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access.
- 7.8 High severity
Improper Input Validation in Zoom Rooms for Windows before 6.6.5 in Kiosk Mode may allow an…
Improper Input Validation in Zoom Rooms for Windows before 6.6.5 in Kiosk Mode may allow an authenticated user to conduct an escalation of privilege via local access.
- 7.8 High severity
Zoom Workplace: Improper Check for Unusual or Exceptional Conditions
Improper Check of minimum version in update functionality of certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access.
- 9.9 Critical severity
Zoom Node: Improper Neutralization of Special Elements used in an OS Command
A Command Injection vulnerability in Zoom Node Multimedia Routers (MMRs) before version 5.2.1716.0 may allow a meeting participant to conduct remote code execution of the MMR via network access.
- 7.8 High severity
Zoom Rooms: Protection Mechanism Failure
Protection Mechanism Failure of Software Downgrade in Zoom Rooms for Windows before 6.6.0 may allow an unauthenticated user to conduct an escalation of privilege via local access.
- 9.8 Critical severity
Zoom Workplace: Inefficient Regular Expression Complexity
Inefficient regular expression complexity in certain Zoom Workplace Clients before version 6.5.10 may allow an unauthenticated user to conduct an escalation of privilege via network access.
- 9.8 Critical severity
Zoom Workplace for Android: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Improper authorization handling in Zoom Workplace for Android before version 6.5.10 may allow an unauthenticated user to conduct an escalation of privilege via network access.
- 7.8 High severity
Zoom Workplace VDI Client: Improper Verification of Cryptographic Signature
Improper verification of cryptographic signature in the installer for Zoom Workplace VDI Client for Windows may allow an authenticated user to conduct an escalation of privilege via local access.
- 7.5 High severity
Zoom Clients: External Control of File Name or Path
External control of file name or path in certain Zoom Clients may allow an unauthenticated user to conduct a disclosure of information via network access.
- 7.5 High severity
Zoom Clients: Improper Removal of Sensitive Information Before Storage or Transfer
Improper removal of sensitive information in certain Zoom Clients before version 6.5.10 may allow an unauthenticated user to conduct a disclosure of information via network access.
- 7.5 High severity
Zoom Rooms: Authentication Bypass Using an Alternate Path or Channel
Authentication bypass in some Zoom Rooms Clients before version 6.5.1 may allow an unauthenticated user to conduct a disclosure of information via network access.
- 7.5 High severity
Zoom Workplace Clients: Uncontrolled Resource Consumption
Uncontrolled resource consumption in certain Zoom Workplace Clients may allow an unauthenticated user to conduct a denial of service via network access.
- 7.8 High severity
Zoom Workplace for Windows on ARM: Missing Authorization
Missing authorization in the installer for Zoom Workplace for Windows on ARM before version 6.5.0 may allow an authenticated user to conduct an escalation of privilege via local access.
- 9.1 Critical severity
Zoom Workplace for Linux: Improper Certificate Validation
Improper certificate validation in Zoom Workplace for Linux before version 6.4.13 may allow an unauthorized user to conduct an information disclosure via network access.
- 7.0 High severity
Zoom Workplace Apps: Time-of-check Time-of-use (TOCTOU) Race Condition
Time-of-check time-of-use race condition in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via local access.
- 7.5 High severity
Zoom Apps: Insufficient Verification of Data Authenticity
Insufficient verification of data authenticity in some Zoom Workplace Apps may allow an unprivileged user to conduct a denial of service via network access.
- 8.8 High severity
Zoom Apps for macOS: Improper Link Resolution Before File Access
Symlink following in the installer for some Zoom apps for macOS before version 6.1.5 may allow an authenticated user to conduct an escalation of privilege via network access.
- 9.8 Critical severity
Zoom Workplace App for Linux: Access of Resource Using Incompatible Type
Type confusion in the Zoom Workplace App for Linux before 6.2.10 may allow an authorized user to conduct an escalation of privilege via network access.
- 7.8 High severity
Zoom Workplace Apps for Windows: Untrusted Search Path
Untrusted search path in the installer for some Zoom Workplace Apps for Windows may allow an authorized user to conduct an escalation of privilege via local access.
- 8.5 High severity
Zoom Workplace Apps and Rooms Clients: Out-of-bounds Write
Buffer overflow in some Zoom Workplace Apps and Rooms Clients may allow an authenticated user to conduct an escalation of privilege via network access.
- 7.3 High severity
Zoom Workplace Apps and SDK for Windows: Download of Code Without Integrity Check
Integrity check in the installer for some Zoom Workplace Apps and SDKs for Windows may allow an authenticated user to conduct a privilege escalation via local access.
- 7.8 High severity
Improper input validation in the installer for some Zoom Apps for Windows may allow an…
Improper input validation in the installer for some Zoom Apps for Windows may allow an authenticated user to conduct a privilege escalation via local access.