CVE-2026-83934: Windows GDI+ Remote Code Execution Vulnerability
Stack-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
Other sources
Windows GDI+ Remote Code Execution Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7807Patch KB5126657 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9376Patch KB5126651 - Upgrade
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Fixed in 6.3.9600.23470Patch KB5126836 - Upgrade
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Fixed in 10.0.14393.9612Patch KB5126868 - Upgrade
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Fixed in 10.0.26100.33650Patch KB5126646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.3231Patch KB5127646 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7652Patch KB5126653 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.2.9200.26434Patch KB5126835 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26300.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9711Patch KB5127648 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.5761Patch KB5126655
Event History
Frequently Asked Questions
What must an attacker do to exploit this vulnerability?
The attacker must cause a user to interact with malicious content; the vector is network-based and exploitation requires no attacker privileges. The supplied data does not identify the specific delivery mechanism or content type.
Which systems should be prioritized for triage?
Prioritize Microsoft Windows 10, Windows 11, and Windows Server 2012, 2012 R2, 2016, 2019, 2022, and 2025 systems. Successful exploitation can result in code execution with high impacts to confidentiality, integrity, and availability.
Is a default configuration known to be affected?
The available data identifies affected Windows products but does not state whether exploitation requires a non-default GDI+ configuration or whether default configurations are affected.
How can I determine whether a system has already been exploited?
The provided information does not include indicators of compromise, affected component versions, or detection guidance. Review the vendor advisory for update and detection details.