{"id":"CVE-2026-97810","published":"2026-10-13T19:22:19.183","lastModified":"2026-10-16T10:40:03.100","description":"Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.","cvssScore":7,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-122"],"vendors":["microsoft"],"products":["windows 11 24h2","windows 11 25h2","windows 11 26h1","windows 11 26h2","windows server 2022","windows server 2025"],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-97810","tags":["Patch","Vendor Advisory"]}],"exploitRefs":[],"hasPoc":false,"ai":null}