Windows Kernel Information Disclosure Vulnerability (Microsoft Windows Server 2016)

CVE-2026-20818
MEDIUM 6.2

At a glance

Source
NVD
EPSS
EPSS 0.71 % · percentile 54 ()
State
PUBLISHED
Published
Updated
Assigner
microsoft
NVD status
Analyzed

Description

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

Weaknesses (CWE)

  • CWE-532 — Insertion of Sensitive Information into Log File

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:Cmicrosoft
CVSS 3.1MEDIUM 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NNVD · secure@microsoft.com (Secondary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Microsoft · Windows Server 2016affected 10.0.14393.0 < 10.0.14393.8783
Microsoft · Windows Server 2016 (Server Core installation)affected 10.0.14393.0 < 10.0.14393.8783
Microsoft · Windows Server 2019affected 10.0.17763.0 < 10.0.17763.8276
Microsoft · Windows Server 2019 (Server Core installation)affected 10.0.17763.0 < 10.0.17763.8276
Microsoft · Windows Server 2022affected 10.0.20348.0 < 10.0.20348.4648
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)affected 10.0.25398.0 < 10.0.25398.2092
Microsoft · Windows Server 2025affected 10.0.26100.0 < 10.0.26100.32230
Microsoft · Windows Server 2025 (Server Core installation)affected 10.0.26100.0 < 10.0.26100.32230

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD