Hkcert Critical Zoom Vulnerability Allows Unauthenticated Account Takeover
Article Content
- •CVE-2026-53412 allows unauthenticated account takeover via network access.
- •Zoom's vulnerability has a CVSS score of 9.8, indicating critical severity.
- •Users must update to the latest versions of affected Zoom products immediately.
Zoom has patched a critical vulnerability (CVE-2026-53412) in its Windows desktop client and VDI software that could allow unauthenticated attackers to take over user accounts via network access. The flaw, rated 9.8 out of 10 on the CVSS scale, stems from improper input validation and affects multiple versions of Zoom Workplace and the VDI Client for Windows. Users are urged to update immediately to mitigate potential exploitation, as the vulnerability could lead to unauthorized access to sensitive meetings and data. No evidence of active exploitation has been reported, but the nature of the vulnerability poses significant risks to enterprises using Zoom for collaboration. Additional vulnerabilities were also patched in this update, including privilege escalation issues. The security advisory emphasizes the urgency for organizations to apply the latest updates without delay.
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