{"id":"CVE-2026-57968","title":"Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability","summary":"Buffer over-read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-126"],"vendor":"Microsoft","product":"Windows Subsystem for Linux (WSL2)","affected":["windows_subsystem_for_linux_wsl2 >= 5.0.0.0 < 2.7.8"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-07-13T00:00:00+00:00"},"published":"2026-07-14","updated":"2026-09-17","sourceUpdated":"2026-09-17T22:33:37.856Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-57968","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57968","label":"Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability"}],"tags":["cve.org"],"epss":0.00333,"epssPercentile":0.26788,"ingestedAt":"2026-09-08T17:06:31.901Z","slug":"CVE-2026-57968","body":"## Overview\n\nBuffer over-read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.\n\n## Affected\n\n- `windows_subsystem_for_linux_wsl2 >= 5.0.0.0 < 2.7.8`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}