CVE-2026-73016

DirectWrite Remote Code Execution Vulnerability

State: Published
Severity: 8.8 High
Published: Sep 8, 2026
Updated: Oct 14, 2026
Reserved: Aug 10, 2026

Description

Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	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	microsoft

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
Windows 10 Version 1607Microsoft	10.0.14393.0 to before 10.0.14393.9512Affected
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.9245Affected
Windows 10 Version 21H2Microsoft	10.0.19044.0 to before 10.0.19044.7725Affected
Windows 10 Version 22H2Microsoft	10.0.19045.0 to before 10.0.19045.7725Affected
Windows 11 version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.7582Affected
Windows 11 Version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.7582Affected
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.9445Affected
Windows 11 Version 25H2Microsoft	10.0.26200.0 to before 10.0.26200.9445Affected
Windows 11 version 26H1Microsoft	10.0.28000.0 to before 10.0.28000.2954Affected
Windows Server 2012Microsoft	6.2.9200.0 to before 6.2.9200.26349Affected
Windows Server 2012 (Server Core installation)Microsoft	6.2.9200.0 to before 6.2.9200.26349Affected
Windows Server 2012 R2Microsoft	6.3.9600.0 to before 6.3.9600.23398Affected
Windows Server 2012 R2 (Server Core installation)Microsoft	6.3.9600.0 to before 6.3.9600.23398Affected
Windows Server 2016Microsoft	10.0.14393.0 to before 10.0.14393.9512Affected
Windows Server 2016 (Server Core installation)Microsoft	10.0.14393.0 to before 10.0.14393.9512Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.9245Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.9245Affected
Windows Server 2022Microsoft	10.0.20348.0 to before 10.0.20348.5622Affected
Windows Server 2025Microsoft	10.0.26100.0 to before 10.0.26100.33438Affected
Windows Server 2025 (Server Core installation)Microsoft	10.0.26100.0 to before 10.0.26100.33438Affected

References

DirectWrite Remote Code Execution Vulnerabilityvendor-advisorypatch

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