Description
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
Published: 2026-05-12
Score: 7.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

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History

Sat, 16 May 2026 02:15:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft office
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:microsoft:office:2021:*:*:*:ltsc:macos:*:*
cpe:2.3:a:microsoft:office:2024:*:*:*:ltsc:macos:*:*
Vendors & Products Microsoft office

Wed, 13 May 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft excel For Android
Microsoft word For Android
Vendors & Products Microsoft excel For Android
Microsoft word For Android

Tue, 12 May 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 12 May 2026 17:30:00 +0000

Type Values Removed Values Added
Description Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
Title Microsoft Office Spoofing Vulnerability
First Time appeared Microsoft
Microsoft excel
Microsoft office Macos 2021
Microsoft office Macos 2024
Microsoft word
Weaknesses CWE-284
CPEs cpe:2.3:a:microsoft:excel:*:*:*:*:*:android:*:*
cpe:2.3:a:microsoft:office_macos_2021:*:*:*:*:*:long_term_servicing_channel:*:*
cpe:2.3:a:microsoft:office_macos_2024:*:*:*:*:*:long_term_servicing_channel:*:*
cpe:2.3:a:microsoft:word:*:*:*:*:*:android:*:*
Vendors & Products Microsoft
Microsoft excel
Microsoft office Macos 2021
Microsoft office Macos 2024
Microsoft word
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Excel Excel For Android Office Macos 2021 Office Macos 2024 Word Word For Android
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-05-15T17:13:32.601Z

Reserved: 2026-04-30T14:51:12.703Z

Link: CVE-2026-42832

cve-icon Vulnrichment

Updated: 2026-05-12T18:54:27.765Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-12T18:17:25.800

Modified: 2026-05-16T02:03:05.857

Link: CVE-2026-42832

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-16T04:00:11Z

Weaknesses