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Vulnerability record · CVE-2026-30903 · published 11 March 2026

CVE-2026-30903: Zoom workplace desktop vulnerability

Zoom · Workplace Desktop

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.

9.8 CVSS 3.1 Critical EPSS 0.45% · top 63.7% CWE-73 · CWE-73CWE-610 · CWE-610
9.8CVSS 3.1 base score
0.45%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.zoom.com/en/trust/security-bulletin/zsb-26005 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2026-53412Zoom workplace desktop improper input validation vulnerabilityImproper Input Validation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows may allow an unauthentica…EPSS 0.53%9.8CVE-2025-0147Zoom meeting software development kit type confusion vulnerabilityType confusion in the Zoom Workplace App for Linux before 6.2.10 may allow an authorized user to conduct an escalation of privilege via network acces…EPSS 0.61%9.1CVE-2025-46788Zoom workplace desktop improper certificate validation vulnerabilityImproper certificate validation in Zoom Workplace for Linux before version 6.4.13 may allow an unauthorized user to conduct an information disclosure…EPSS 0.25%8.8CVE-2025-49457Zoom meeting software development kit untrusted search path vulnerabilityUntrusted search path in certain Zoom Clients for Windows may allow an unauthenticated user to conduct an escalation of privilege via network accessEPSS 0.62%8.8CVE-2025-27439Zoom meeting software development kit vulnerabilityBuffer underflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.EPSS 0.43%8.8CVE-2025-27440Zoom meeting software development kit vulnerabilityHeap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.EPSS 0.44%8.8CVE-2025-0151Zoom meeting software development kit use after free vulnerabilityUse after free in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.EPSS 0.43%8.8CVE-2024-45418Zoom meeting software development kit link following vulnerabilitySymlink following in the installer for some Zoom apps for macOS before version 6.1.5 may allow an authenticated user to conduct an escalation of priv…EPSS 0.48%

Source: NIST National Vulnerability Database (record CVE-2026-30903), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.