{"id":"CVE-2019-1449","aliases":["EUVD-2019-10006","GHSA-hgr7-mfwx-6c5g"],"status":"published","title":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R)...","description":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0681,"percentile":0.94053,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-11-12T18:53:19Z","modified":"2026-06-17T02:28:38Z","products":[{"vendor":"microsoft","product":"microsoft office"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office 365 proplus"},{"vendor":"microsoft","product":"office_365_proplus"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1449","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1449"},{"url":"https://github.com/advisories/GHSA-hgr7-mfwx-6c5g"}],"sources":{"cve":[{"id":"CVE-2019-1449","description":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.","status":"published","published":"2019-11-12T18:53:19Z","modified":"2024-08-04T18:20:27.673Z","updated_at":"2026-11-02T14:20:26.034547Z"}],"euvd":[{"id":"EUVD-2019-10006","description":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.","status":"published","published":"2019-11-12T18:53:19Z","modified":"2024-08-04T18:20:27Z","updated_at":"2026-11-03T03:06:57.636947Z"}],"ghsa":[{"id":"GHSA-hgr7-mfwx-6c5g","title":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R)...","description":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.","status":"published","published":"2022-05-24T17:00:44Z","modified":"2023-01-28T05:07:38Z","updated_at":"2026-11-02T14:44:33.090384Z"}],"nvd":[{"id":"CVE-2019-1449","description":"A security feature bypass vulnerability exists in the way that Office Click-to-Run (C2R) components handle a specially crafted file, which could lead to a standard user, any AppContainer sandbox, and Office LPAC Protected View to escalate privileges to SYSTEM.To exploit this bug, an attacker would have to run a specially crafted file, aka 'Microsoft Office ClickToRun Security Feature Bypass Vulnerability'.","status":"published","published":"2019-11-12T19:15:16.02Z","modified":"2026-06-17T02:28:38.11Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:05:35.052973Z"}]}}