CVE-2026-30906

Local privilege escalation via untrusted installer search path

Published May 13, 2026 · Updated May 13, 2026

Untrusted search path in the Zoom Rooms for Windows installer before 7.0.0 allows local users to elevate Windows privileges. Zoom has not disclosed which installer dependency is resolved through the untrusted path or how an attacker places the selected file. Exploitation requires an authenticated local account and grants higher Windows privileges, with no network-only or macOS impact identified.

CVSS severity7.8
High
EPSS probability0.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Untrusted search path in the Zoom Rooms for Windows installer before 7.0.0 allows local users to elevate Windows privileges. Zoom has not disclosed which installer dependency is resolved through the untrusted path or how an attacker places the selected file. Exploitation requires an authenticated local account and grants higher Windows privileges, with no network-only or macOS impact identified.

The record

CVE
CVE-2026-30906
Published
May 13, 2026
Updated
May 13, 2026
Vendor
Zoom Video Communications, Inc.
Product
Zoom Rooms
Classifications
CWE-426, T1574.008
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. May 13, 2026CVE publishedPublication date reported by the CVE source.
  2. May 13, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <7.0.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Zoom Video Communications, Inc. · Zoom Roomsversion=0 <7.0.0

Published CVSS scores

7.8Zoom Communications, Inc.CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-426Untrusted Search Path
T1574.008Path Interception by Search Order Hijacking

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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