DLL injection in Zoom Opener installer for Zoom and Zoom Rooms clients
Priority LOW 37CWE-427Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-427.
Summary
The Zoom Opener installer is downloaded by a user from the Launch meeting page, when attempting to join a meeting without having the Zoom Meeting Client installed. The Zoom Opener installer for Zoom Client for Meetings before version 5.10.3 and Zoom Rooms for Conference Room for Windows before version 5.10.3 are susceptible to a DLL injection attack. This vulnerability could be used to run arbitrary code on the victims host.
Why it matters now
EPSS 0.01499 74th percentileScored 2026-11-07
Fix Fixed Zoom Client for Meetings (Zoom Video Communications Inc): 5.10.3All Zoom Rooms for Conference Room for Windows (Zoom Video Communications Inc): 5.10.3
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 | before 5.10.3 | 5.10.3 | Patch available | CNA |
| Zoom Video Communications, Inc. | All Zoom Rooms for Conference Room for Windows | before 5.10.3 | 5.10.3 | Patch available | CNA |
- Zoom Client for Meetings VendorZoom Video Communications, Inc. Affected before 5.10.3 Fixed in 5.10.3 Patch available CNA
- All Zoom Rooms for Conference Room for Windows VendorZoom Video Communications, Inc. Affected before 5.10.3 Fixed in 5.10.3 Patch available CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:zoom:meetings:*:*:*:*:*:windows:*:* | before 5.10.3 | Vulnerable | Zoom Video Communications, Inc. |
| cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:* | before 5.10.3 | Vulnerable | Zoom Video Communications, Inc. |
- cpe:2.3:a:zoom:meetings:*:*:*:*:*:windows:*:* Versions before 5.10.3 Vulnerable ·Zoom Video Communications, Inc.
- cpe:2.3:a:zoom:rooms:*:*:*:*:*:windows:*:* Versions before 5.10.3 Vulnerable ·Zoom Video Communications, Inc.
Remediation
- Fix · CNA Zoom Client for Meetings (Zoom Video Communications Inc) Fixed in 5.10.3
- Fix · CNA All Zoom Rooms for Conference Room for Windows (Zoom Video Communications Inc) Fixed in 5.10.3
Timeline
- 2026-10-02 Threatist record created from CVE-2022-22788
- 2026-10-03 Alias added: GHSA-79j9-4f8h-p5qv
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-2022-22788 · CVE Program
- CVE-2022-22788 · NVD
- FIRST EPSS
- GHSA-79j9-4f8h-p5qv · 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