Heap-based buffer overflow in Microsoft Windows and Windows Server - CVE-2025-49744
Published: July 8, 2025
Vulnerability identifier: #VU112554
CSH Severity: Low
CVSS v4: 7.3 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-49744
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Windows Graphics Component. A local user can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2025-49744
Install updates from vendor's website.
Microsoft Windows - addressed in versions 10 21H2 10.0.19044.6093, 10 22H2 10.0.19045.6093, 10 1507 10.0.10240.21073, 10 1607 10.0.14393.8246, 10 1809 10.0.17763.7558, 11 22H2 10.0.22621.5624, 11 23H2 10.0.22631.5624, 11 24H2 10.0.26100.4652
Windows Server - addressed in versions 2016 10.0.14393.8246, 2019 10.0.17763.7558, 2022 23H2 10.0.22621.5472, 2022 23H2 10.0.25398.1732, 2022 10.0.20348.3932, 2025 10.0.26100.4652
Windows Server - addressed in versions 2016 10.0.14393.8246, 2019 10.0.17763.7558, 2022 23H2 10.0.22621.5472, 2022 23H2 10.0.25398.1732, 2022 10.0.20348.3932, 2025 10.0.26100.4652