Heap-based Buffer Overflow in Windows GDI+ Affects Microsoft Products
CVE-2025-53766

9.8CRITICAL

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
12 August 2025

What is CVE-2025-53766?

A heap-based buffer overflow in Windows GDI+ can enable an unauthorized attacker to execute arbitrary code via network means. This vulnerability can threaten the integrity and confidentiality of systems running affected versions of Windows GDI+, making it a significant concern for both individual and enterprise users. Prompt patching is essential to mitigate this risk. For further details, refer to the vendor advisory at Microsoft.

Affected Version(s)

Microsoft Office for Android Unknown 16.0.1 < 16.0.19127.20000

Microsoft Office for Universal Unknown 16.0.1 < 16.0.14326.22618

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.21100

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-53766 : Heap-based Buffer Overflow in Windows GDI+ Affects Microsoft Products