{"id":"CVE-2026-32216","title":"Windows Redirected Drive Buffering System Denial of Service Vulnerability","summary":"Null pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-476"],"vendor":"Microsoft","product":"Windows 11 version 26H1","affected":["windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.1836"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-04-15T03:57:53.501482Z"},"published":"2026-04-14","updated":"2026-09-25","sourceUpdated":"2026-09-25T17:25:25.148Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-32216","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32216","label":"Windows Redirected Drive Buffering System Denial of Service Vulnerability"}],"tags":["cve.org"],"epss":0.00399,"epssPercentile":0.314,"ingestedAt":"2026-09-25T18:14:20.443Z","slug":"CVE-2026-32216","body":"## Overview\n\nNull pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.\n\n## Affected\n\n- `windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.1836`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}