CVE-2025-67460

Local privilege escalation via software downgrade

Published Dec 10, 2025 · Updated Feb 26, 2026

Protection mechanism failure in Zoom Rooms for Windows before 6.6.0 allows local users to elevate privileges through a software downgrade. Zoom identifies the failure as software-downgrade protection but has not published the affected component or the validation operation that fails. Successful exploitation grants higher local privileges; the public record does not identify the resulting account or integrity level.

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

What happened

Protection mechanism failure in Zoom Rooms for Windows before 6.6.0 allows local users to elevate privileges through a software downgrade. Zoom identifies the failure as software-downgrade protection but has not published the affected component or the validation operation that fails. Successful exploitation grants higher local privileges; the public record does not identify the resulting account or integrity level.

The record

CVE
CVE-2025-67460
Published
Dec 10, 2025
Updated
Feb 26, 2026
Vendor
Zoom Video Communications, Inc.
Product
Zoom Rooms
Classifications
CWE-693, T1548
Attack vector
local
Privileges
Unavailable

Timeline

How it unfolded

  1. Dec 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 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 <6.6.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesUnavailable in this record.

What is affected?

Zoom Video Communications, Inc. · Zoom Roomsversion=0 <6.6.0

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
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-693Protection Mechanism Failure
T1548Abuse Elevation Control Mechanism

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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