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Advisory"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31979","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-31979","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31979"},{"url":"https://github.com/advisories/GHSA-rhcm-c7c7-5wq8"}],"sources":{"cve":[{"id":"CVE-2021-31979","title":"Windows Kernel Elevation of Privilege Vulnerability","description":"Windows Kernel Elevation of Privilege Vulnerability","status":"published","published":"2021-07-14T17:53:16Z","modified":"2026-10-07T17:35:20.566Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:33:05.331617Z"}],"euvd":[{"id":"EUVD-2021-18851","description":"Windows Kernel Elevation of Privilege 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