{"id":"CVE-2026-45604","title":"Windows Managed Installer Information Disclosure Vulnerability","summary":"Out-of-bounds read in Windows Application Identity (AppID) Subsystem allows an authorized attacker to disclose information locally.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-125"],"vendor":"Microsoft","product":"Windows 11 version 23H2","affected":["windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219","windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219","windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.8655","windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.8655","windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2269","windows_server_2025 >= 10.0.26100.0 < 10.0.26100.32995","windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.32995"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-06-10T12:37:42.411798Z"},"published":"2026-06-09","updated":"2026-09-24","sourceUpdated":"2026-09-24T13:44:27.516Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-45604","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45604","label":"Windows Managed Installer Information Disclosure Vulnerability"}],"tags":["cve.org"],"epss":0.00341,"epssPercentile":0.27708,"ingestedAt":"2026-09-24T14:44:21.396Z","slug":"CVE-2026-45604","body":"## Overview\n\nOut-of-bounds read in Windows Application Identity (AppID) Subsystem allows an authorized attacker to disclose information locally.\n\n## Affected\n\n- `windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219`\n- `windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219`\n- `windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.8655`\n- `windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.8655`\n- `windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2269`\n- `windows_server_2025 >= 10.0.26100.0 < 10.0.26100.32995`\n- `windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.32995`\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":[]}