{"id":"CVE-2026-56187","aliases":["EUVD-2026-44244","GHSA-8fq3-vhhq-4r52"],"status":"published","title":"Windows MIDI Service Module Elevation of Privileges Vulnerability","description":"Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00279,"percentile":0.20492,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-07-14T17:09:19Z","modified":"2026-11-10T22:39:55Z","products":[{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56187","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56187"},{"url":"https://github.com/advisories/GHSA-8fq3-vhhq-4r52"}],"sources":{"cve":[{"id":"CVE-2026-56187","title":"Windows MIDI Service Module Elevation of Privileges Vulnerability","description":"Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T17:09:19.845Z","modified":"2026-11-10T22:39:55.33Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-10T23:49:29.755102Z"}],"euvd":[{"id":"EUVD-2026-44244","description":"Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T17:09:19Z","modified":"2026-11-10T22:39:55Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-11T00:24:47.005432Z"}],"ghsa":[{"id":"GHSA-8fq3-vhhq-4r52","title":"Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges...","description":"Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T18:32:37Z","modified":"2026-07-14T18:32:43Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:09:30.715875Z"}],"nvd":[{"id":"CVE-2026-56187","description":"Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-07-14T18:18:28.65Z","modified":"2026-07-23T05:16:37.287Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"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","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:12:29.489525Z"}]}}