Local Privilege Escalation in Zoom Client for Meetings for MacOS
Priority LOW 37CWE-347Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-347.
Summary
The Zoom Client for Meetings for MacOS (Standard and for IT Admin) before version 5.11.3 contains a vulnerability in the package signature validation during the update process. A local low-privileged user could exploit this vulnerability to escalate their privileges to root.
Why it matters now
EPSS 0.0014 3rd percentileScored 2026-11-07
Fix Fixed Zoom Client for Meetings for MacOS (Zoom Video Communications Inc): 5.11.3
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Zoom Video Communications, Inc. | Zoom Client for Meetings for MacOS | before 5.11.3 | 5.11.3 | Patch available | CNA |
- Zoom Client for Meetings for MacOS VendorZoom Video Communications, Inc. Affected before 5.11.3 Fixed in 5.11.3 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zoom:meetings:*:*:*:*:*:macos:*:* | before 5.11.3 | Vulnerable | Zoom Video Communications, Inc. |
- cpe:2.3:a:zoom:meetings:*:*:*:*:*:macos:*:* Versions before 5.11.3 Vulnerable ·Zoom Video Communications, Inc.
Remediation
- Fix · CNA Zoom Client for Meetings for MacOS (Zoom Video Communications Inc) Fixed in 5.11.3
Timeline
- 2026-10-02 Threatist record created from CVE-2022-28751
- 2026-10-03 Alias added: GHSA-q3r7-w45x-phvh
References
More Zoom Video Communications, Inc. Meetings vulnerabilities
- TI-2021-13217 Improper certificate validation in Zoom Client for Meetings for Windows CVSS 3.1CRITICAL 9.8
- TI-2021-13457 Buffer overflow in Zoom client and other products CVSS 3.1CRITICAL 9.8
- TI-2022-11393 Improper URL parsing in Zoom Clients CVSS 3.1CRITICAL 9.6
- TI-2022-07034 Improperly constrained session cookies in Zoom Client for Meetings CVSS 3.1CRITICAL 9.1
- TI-2022-07035 Update package downgrade in Zoom Client for Meetings for Windows CVSS 3.1HIGH 8.8
- TI-2022-07033 Improper XML Parsing in Zoom Client for Meetings CVSS 3.1HIGH 8.1
Sources
- CVE-2022-28751 · CVE Program
- CVE-2022-28751 · NVD
- FIRST EPSS
- GHSA-q3r7-w45x-phvh · 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