Double free in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Fri, 16 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Office Ltsc 2021
Microsoft microsoft Office Ltsc 2024
Vendors & Products Microsoft microsoft Office Ltsc 2021
Microsoft microsoft Office Ltsc 2024

Thu, 15 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:office_2021:-:*:*:*:ltsc:-:x64:*
cpe:2.3:a:microsoft:office_2021:-:*:*:*:ltsc:-:x86:*
cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:-:x64:*
cpe:2.3:a:microsoft:office_2024:-:*:*:*:ltsc:-:x86:*

Tue, 13 Oct 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Double free 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-415
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': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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: 2026-10-19T23:47:42.421Z

Reserved: 2026-09-25T04:24:45.714Z

Link: CVE-2026-97749

cve-icon Vulnrichment

Updated: 2026-10-13T19:34:56.793Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-13T19:22:12.340

Modified: 2026-10-15T16:15:12.760

Link: CVE-2026-97749

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-16T16:15:07Z

Weaknesses