CVE-2021-34410

7.8 highEPSS 0.2%

High (7.8) in zoom zoom plugin for microsoft outlook. EPSS 0.2% chance of exploitation in the next 30 days.

A user-writable application bundle unpacked during the install for all versions of the Zoom Plugin for Microsoft Outlook for Mac before 5.0.25611.0521 allows for privilege escalation to root.

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
CWE: CWE-732
Published: 2021-09-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

zoom:zoom_plugin_for_microsoft_outlook

References

https://explore.zoom.us/en/trust/security/security-bulletin/
https://explore.zoom.us/en/trust/security/security-bulletin/

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