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High severity7.5NVD Advisory· Published Sep 27, 2021· Updated Jun 17, 2026

CVE-2021-34413

CVE-2021-34413

Description

All versions of the Zoom Plugin for Microsoft Outlook for MacOS before 5.3.52553.0918 contain a Time-of-check Time-of-use (TOC/TOU) vulnerability during the plugin installation process. This could allow a standard user to write their own malicious application to the plugin directory, allowing the malicious application to execute in a privileged context.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Zoom Video Communications, Inc./Zoom Plugin For Microsoft Outlook2 versions
    cpe:2.3:a:zoom:zoom_plugin_for_microsoft_outlook:*:*:*:*:*:windows:*:*+ 1 more
    • cpe:2.3:a:zoom:zoom_plugin_for_microsoft_outlook:*:*:*:*:*:windows:*:*range: <5.3.52553.0918
    • (no CPE)range: <5.3.52553.0918
  • Zoom/Plugin for Microsoft Outlook for MacOSdescription

Patches

Vulnerability mechanics

References

1

News mentions

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