Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2025-49667 |
CWE-ID | CWE-415 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software |
Windows Operating systems & Components / Operating system Windows Server Operating systems & Components / Operating system |
Vendor | Microsoft |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU112517
Risk: Low
CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2025-49667
CWE-ID:
CWE-415 - Double Free
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain elevated privileges on the system.
The vulnerability exists due to a boundary error in Windows Win32 Kernel Subsystem. A local user can pass specially crafted data to the application, trigger double free error and escalate privileges on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsWindows: 10 21H2 10.0.19041.3920 - 11 24H2 10.0.26100.4349
Windows Server: 2008 R2 SP1 - 2025 10.0.26100.4349
CPE2.3https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49667
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.