{"id":"CVE-2026-88143","title":"Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.","summary":"Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.","severity":"medium","cvss":6.7,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-122","CWE-191"],"published":"2026-10-13","updated":"2026-10-14","sourceUpdated":"2026-10-14T04:18:53.763","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-88143","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88143","label":"secure@microsoft.com"}],"tags":["nvd"],"ingestedAt":"2026-10-13T19:43:29.224Z","slug":"CVE-2026-88143","body":"## Overview\n\nHeap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":36.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}