Stack-based buffer overflow in Microsoft Graphics Component 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

Wed, 09 Sep 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 08 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Description Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.
Title Microsoft Office Graphics Component Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft office
Microsoft office 365
Microsoft office Macos 2021
Microsoft office Macos 2024
Weaknesses CWE-121
CPEs cpe:2.3:a:microsoft:office:*:*:android:*:*:*:*:*
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 office
Microsoft office 365
Microsoft office Macos 2021
Microsoft office Macos 2024
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/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: 2026-10-14T23:08:54.501Z

Reserved: 2026-08-24T16:21:50.285Z

Link: CVE-2026-78439

cve-icon Vulnrichment

Updated: 2026-09-09T10:00:39.685Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-09-08T18:20:41.757

Modified: 2026-09-17T20:18:28.707

Link: CVE-2026-78439

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-27T21:45:14Z

Weaknesses