CVE-2026-20859

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Source

https://cve.org/CVERecord?id=CVE-2026-20859

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-20859.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-20859

Published

2026-01-13T18:16:14.810Z

Modified

2026-03-13T03:55:51.918379Z

Severity

7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20859

Affected packages

Git /

Affected ranges

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-20859.json"

unresolved_ranges

[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "fixed": "10.0.26100.7623"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "fixed": "10.0.26200.7623"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "fixed": "10.0.26100.32230"
            }
        ]
    }
]