CVE-2026-21222

MEDIUM EPSS 42.9%
Published Feb 10, 20264mo ago · Modified Feb 11, 20264mo ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 10, 2026 4mo ago
Last Modified Feb 11, 2026 4mo ago

Description

Insertion of sensitive information into log file in Windows Kernel allows an authorized attacker to disclose information locally.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
42.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-532

Affected Products 20

VendorProductVersionRange
microsoftwindows_10_1607* <10.0.14393.8868
microsoftwindows_10_1607* <10.0.14393.8868
microsoftwindows_10_1809* <10.0.17763.8389
microsoftwindows_10_1809* <10.0.17763.8389
microsoftwindows_10_21h2* <10.0.19044.6937
microsoftwindows_10_21h2* <10.0.19044.6937
microsoftwindows_10_21h2* <10.0.19044.6937
microsoftwindows_10_22h2* <10.0.19045.6937
microsoftwindows_10_22h2* <10.0.19045.6937
microsoftwindows_10_22h2* <10.0.19045.6937
microsoftwindows_11_23h2* <10.0.22631.6649
microsoftwindows_11_23h2* <10.0.22631.6649
microsoftwindows_11_24h2* <10.0.26100.7781
microsoftwindows_11_24h2* <10.0.26100.7781
microsoftwindows_server_2012r2any
microsoftwindows_server_2016* <10.0.14393.8868
microsoftwindows_server_2019* <10.0.17763.8389
microsoftwindows_server_2022* <10.0.20348.4711
microsoftwindows_server_2022_23h2* <10.0.25398.2149
microsoftwindows_server_2025* <10.0.26100.32313

References 1

  • msrc.microsoft.com https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21222
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.