Use of uninitialized resource in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.

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Fixes

Solution

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Workaround

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History

Tue, 10 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description Use of uninitialized resource in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
Title Microsoft Office Outlook Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
Weaknesses CWE-908
CPEs cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*
cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*
Vendors & Products Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-11-10T21:11:13.404Z

Reserved: 2026-11-06T22:46:11.430Z

Link: CVE-2026-124227

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T19:20:49.863

Modified: 2026-11-10T21:19:08.093

Link: CVE-2026-124227

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses