Zoom identified a critical vulnerability (CVE-2026-53412) in its Windows desktop client allowing account takeover. The flaw, with a severity score of 9.8, affects various client versions and requires immediate updates to prevent exploitation.
Zoom has announced a critical security flaw in its desktop client and SDK for Windows, tracked as CVE-2026-53412. This vulnerability could be exploited by unauthenticated attackers to hijack user accounts through improper input validation issues.
The vulnerability impacts the Zoom Workplace for Windows before version 7.0.0 and the Windows VDI Client prior to versions 7.0.10, 6.6.15, and 6.5.18, as well as the Meeting SDK for Windows before version 7.0.0.
As the Zoom desktop client is widely used globally, the implications of this flaw are significant.
To mitigate risks from CVE-2026-53412, users should update to the latest versions of the affected software immediately. Zoom has provided no technical details on the flaw aside from its classification as an improper input validation issue.
Zoom's recent updates also fixed several other high-severity vulnerabilities, all requiring immediate attention to prevent privilege escalation. The flaws include CVE-2026-53410, CVE-2026-53409, and CVE-2026-53411, each affecting various versions of Zoom products.
At the time of the announcement, Zoom indicated that there were no reports of the vulnerabilities being actively exploited, but the severity of the flaws necessitates prompt action from users.
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Zoom identified a critical vulnerability (CVE-2026-53412) in its Windows desktop client allowing account takeover. The flaw, with a severity score of 9.8, affects various client versions and requires immediate updates to prevent exploitation.