Vulnerability · Published Jul 16, 2026 · Assigned by Zoom
CVE-2026-53410Zoom Clients for Windows - Race Condition
High 7.0
In plain English
A high-severity security flaw in Zoom Clients from Zoom Communications. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS 3.1)7.0High
Exploit odds (30 days)0.1%top 99.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Zoom Communications | Zoom Clients | see references |
Weakness: CWE-367 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H