Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.
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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 Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.
Title Microsoft Office Outlook Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
Weaknesses CWE-122
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': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/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: 2026-11-10T18:47:23.170Z

Reserved: 2026-10-30T17:58:13.877Z

Link: CVE-2026-119997

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses