Medium severity · published Oct 13, 2026
CVE-2026-96849
Windows Kernel-Mode Drivers Information Disclosure Vulnerability
5.5
CVSS
0.4%
EPSS
No
On KEV
Description
Use of uninitialized resource in Windows Kernel-Mode Drivers allows an authorized attacker to disclose information locally.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W1
Windows 11 version 26H1 · Microsoft
10.0.28000.0 before 10.0.28000.3231 · source: vendor
W1
Windows 11 26h1 · Microsoft
before 10.0.28000.3231; before 10.0.28000.3231 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-96849
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-96849
vendor-advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96849
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