Summary
Impact: Remote Code Execution. Microsoft rating: Critical. Not known to be exploited — Exploitation More Likely. Customer action: Required.
Details
According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?
Successful exploitation of this vulnerability requires the user to view a specially crafted file in the Windows File Explorer Preview Pane or open said file.
Are the updates for Microsoft Word, PowerPoint, Excel for Android currently available?
Yes. As of June 15, 2026, the security update for Microsoft Word, PowerPoint, Excel for Android are available. Customers running Microsoft Word, PowerPoint, Excel for Android should ensure the update is installed to be protected from this vulnerability.
According to the CVSS metric, the attack vector is local (AV:L). Why does the CVE title indicate that this is a remote code execution?
The word Remote in the title refers to the location of the attacker. This type of exploit is sometimes referred to as Arbitrary Code Execution (ACE). The attack itself is carried out locally. This means an attacker or victim needs to execute code from the local machine to exploit the vulnerability.
Security updates
10.0.17763.8880 — https://support.microsoft.com/help/5094123
10.0.20348.5256 — https://support.microsoft.com/help/5094128
10.0.19044.7417 — https://support.microsoft.com/help/5094127
10.0.26100.32995 — https://support.microsoft.com/help/5094125
10.0.26200.8655 — https://support.microsoft.com/help/5094126
10.0.22631.7219 — https://support.microsoft.com/help/5093998
10.0.28000.2269 — https://support.microsoft.com/help/5095051
10.0.14393.9234 — https://support.microsoft.com/help/5094122
6.2.9200.26132 — https://support.microsoft.com/help/5094042
6.3.9600.23228 — https://support.microsoft.com/help/5094041
16.0.20131.20024 — https://play.google.com/store/apps/details?id=com.microsoft.office.excel&hl=en_US
16.0.20131.20024 — https://play.google.com/store/apps/details?id=com.microsoft.office.powerpoint&hl=en_US
16.0.20131.20024 — https://play.google.com/store/apps/details?id=com.microsoft.office.word&hl=en_US
Vulnerabilities 1
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High 7.8
Windows Graphics Component Remote Code Execution Vulnerability
Integer overflow or wraparound in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.
Revision history
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#2
Microsoft is announcing the availability of the security updates for Microsoft Word, PowerPoint, Excel for Android. Customers running affected Microsoft Office for Android software should install the update for their product to be protected from this vulnerability.
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#1
Information published.
References
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CVE-2026-44812 Windows Graphics Component Remote Code Execution Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44812
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss