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CVE-2026-30903

CRITICAL CVSS 3.1: 9.6 EPSS 0.05%
Updated Mar 11, 2026
Zoom
Parameter Value
CVSS 9.6 (CRITICAL)
Affected Versions before 6.6.0
Type CWE-73 (External Control of File Name or Path)
Vendor Zoom
Public PoC No

External Control of File Name or Path in the Mail feature of Zoom Workplace for Windows before 6.6.0 may allow an unauthenticated user to conduct an escalation of privilege via network access.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1