Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 29 Sep 2026 02:15:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Office 365 For Mac
Microsoft microsoft Office Ltsc For Mac 2021
Microsoft microsoft Office Ltsc For Mac 2024
Vendors & Products Microsoft microsoft Office 365 For Mac
Microsoft microsoft Office Ltsc For Mac 2021
Microsoft microsoft Office Ltsc For Mac 2024

Wed, 15 Jul 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 14 Jul 2026 17:45:00 +0000

Type Values Removed Values Added
Description Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Title Microsoft Office Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft 365 Apps
Microsoft office 2016
Microsoft office 2019
Microsoft office 2021
Microsoft office 2024
Microsoft office 365
Microsoft office Macos 2021
Microsoft office Macos 2024
Weaknesses CWE-416
CPEs cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:office_2016:*:*:*:*:*:*:x86:*
cpe:2.3:a:microsoft:office_2019:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*
cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*
cpe:2.3:a:microsoft:office_365:*:*:*:*:*:macos:*:*
cpe:2.3:a:microsoft:office_macos_2021:*:*:*:*:*:long_term_servicing_channel:*:*
cpe:2.3:a:microsoft:office_macos_2024:*:*:*:*:*:long_term_servicing_channel:*:*
Vendors & Products Microsoft
Microsoft 365 Apps
Microsoft office 2016
Microsoft office 2019
Microsoft office 2021
Microsoft office 2024
Microsoft office 365
Microsoft office Macos 2021
Microsoft office Macos 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: 2026-09-25T18:23:44.411Z

Reserved: 2026-06-04T17:30:16.975Z

Link: CVE-2026-50314

cve-icon Vulnrichment

Updated: 2026-07-15T11:07:53.546Z

cve-icon NVD

Status : Analyzed

Published: 2026-07-14T18:17:29.863

Modified: 2026-07-16T19:48:31.643

Link: CVE-2026-50314

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-29T02:00:14Z

Weaknesses