CVE-2026-30900

HIGH
2026-03-11 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 11, 2026 - 15:16 nvd
HIGH 7.8

Tags

Windows Zoom Privilege Escalation

Description

Improper Check of minimum version in update functionality of certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access.

Analysis

Zoom's Windows client fails to properly validate minimum version requirements during updates, enabling authenticated local users to escalate their privileges on affected systems. An attacker with local access and valid credentials could exploit this validation bypass to gain elevated permissions. …

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Remediation

Within 24 hours: Inventory all Windows Zoom client deployments and identify systems where users have local administrative rights. Within 7 days: Implement application whitelisting or restrict Zoom client execution to non-administrative users where operationally feasible; communicate patch availability timelines to stakeholders. …

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Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +39
POC: 0

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CVE-2026-30900 vulnerability details – vuln.today
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