Zoom Desktop Client for Windows - Improper Access Control
Priority MEDIUM 40CWE-266Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Privilege escalation
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-266.
Summary
Improper access control in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 may allow an authenticated user to conduct an escalation of privilege via local access.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00246 15th percentileScored 2026-11-07
Fix Fixed Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 (Zoom Video Communications, Inc.): 5.16.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Zoom Video Communications, Inc. | Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 | before 5.16.0 | 5.16.0 | Patch available | CNA |
- Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 VendorZoom Video Communications, Inc. Affected before 5.16.0 Fixed in 5.16.0 Patch available CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:windows:*:* | before 5.16.10 | Vulnerable | Zoom Video Communications, Inc. |
| cpe:2.3:a:zoom:video_software_development_kit:*:*:*:*:*:windows:*:* | before 5.16.10 | Vulnerable | Zoom Video Communications, Inc. |
| cpe:2.3:a:zoom:zoom:*:*:*:*:*:windows:*:* | before 5.16.10 | Vulnerable | Zoom Video Communications, Inc. |
| cpe:2.3:a:zoom:virtual_desktop_infrastructure:*:*:*:*:*:*:*:* | before 5.14.14; 5.15.0 to before 5.15.12; 5.16.0 to before 5.16.10 | Vulnerable | Zoom Video Communications, Inc. |
| cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Microsoft |
- cpe:2.3:a:zoom:meeting_software_development_kit:*:*:*:*:*:windows:*:* Versions before 5.16.10 Vulnerable ·Zoom Video Communications, Inc.
- cpe:2.3:a:zoom:video_software_development_kit:*:*:*:*:*:windows:*:* Versions before 5.16.10 Vulnerable ·Zoom Video Communications, Inc.
- cpe:2.3:a:zoom:zoom:*:*:*:*:*:windows:*:* Versions before 5.16.10 Vulnerable ·Zoom Video Communications, Inc.
- cpe:2.3:a:zoom:virtual_desktop_infrastructure:*:*:*:*:*:*:*:* Versions before 5.14.14; 5.15.0 to before 5.15.12; 5.16.0 to before 5.16.10 Vulnerable ·Zoom Video Communications, Inc.
- cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Microsoft
Remediation
- Fix · CNA Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom SDKs for Windows before version 5.16.10 (Zoom Video Communications, Inc.) Fixed in 5.16.0
Timeline
- 2026-10-02 Threatist record created from CVE-2023-49647
- 2026-10-03 Alias added: GHSA-5h3m-5ghj-mxmp
References
More Zoom Video Communications, Inc. Meeting Software Development Kit vulnerabilities
- TI-2024-16222 Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for… CVSS 3.1CRITICAL 9.8
- TI-2025-31505 Zoom Clients for Windows - Untrusted Search Path CVSS 3.1CRITICAL 9.6
- TI-2025-00112 Zoom Workplace App for Linux - Type Confusion CVSS 3.1CRITICAL 9.8
- TI-2025-40081 Zoom Workplace for Android - Improper Authorization Handling CVSS 3.1CRITICAL 9.8
- TI-2025-38730 Zoom Workplace Clients - Inefficient Regular Expression Complexity CVSS 3.1CRITICAL 9.8
- TI-2023-23333 Untrusted search path in Zoom Desktop Client for Windows, Zoom VDI Client for Windows and… CVSS 3.1HIGH 8.8
Sources
- CVE-2023-49647 · CVE Program
- CVE-2023-49647 · NVD
- FIRST EPSS
- GHSA-5h3m-5ghj-mxmp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences