CVE-2026-53410: CWE-367 Time-of-check time-of-use (TOCTOU) race condition in Zoom Communications Zoom Clients
CVE-2026-53410 is a time-of-check to time-of-use (TOCTOU) race condition vulnerability in the installation and uninstallation process of certain Zoom Clients for Windows. This flaw could allow an authenticated local user to escalate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7. No specific affected versions or patches have been disclosed yet.
AI Analysis
Technical Summary
This vulnerability involves a TOCTOU race condition in Zoom Clients for Windows during installation and uninstallation. An authenticated local user could exploit this timing issue to escalate privileges, potentially gaining higher access rights than intended. The CVSS vector indicates that the attack requires local access with high attack complexity and low privileges but no user interaction. Confidentiality, integrity, and availability impacts are all rated high. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
An authenticated local user could leverage this race condition to escalate privileges, potentially compromising system confidentiality, integrity, and availability. This could allow unauthorized actions at a higher privilege level than originally granted.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for suspicious activity related to Zoom Client installation or uninstallation processes.
CVE-2026-53410: CWE-367 Time-of-check time-of-use (TOCTOU) race condition in Zoom Communications Zoom Clients
Description
CVE-2026-53410 is a time-of-check to time-of-use (TOCTOU) race condition vulnerability in the installation and uninstallation process of certain Zoom Clients for Windows. This flaw could allow an authenticated local user to escalate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7. No specific affected versions or patches have been disclosed yet.
CVSS v3.1
Score 7.0high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a TOCTOU race condition in Zoom Clients for Windows during installation and uninstallation. An authenticated local user could exploit this timing issue to escalate privileges, potentially gaining higher access rights than intended. The CVSS vector indicates that the attack requires local access with high attack complexity and low privileges but no user interaction. Confidentiality, integrity, and availability impacts are all rated high. No vendor advisory or patch information is currently available, and no known exploits are reported in the wild.
Potential Impact
An authenticated local user could leverage this race condition to escalate privileges, potentially compromising system confidentiality, integrity, and availability. This could allow unauthorized actions at a higher privilege level than originally granted.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for suspicious activity related to Zoom Client installation or uninstallation processes.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Zoom
- Date Reserved
- 2026-06-09T10:12:34.854Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a594a9a68715ace43b94b9d
Added to database: 07/16/2026, 21:18:18 UTC
Last enriched: 07/23/2026, 22:47:39 UTC
Last updated: 08/28/2026, 10:52:09 UTC
Views: 78
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