{"id":"CVE-2026-20943","aliases":["EUVD-2026-2140","GHSA-7mcc-vv62-fp9q"],"status":"published","title":"Microsoft Office Click-To-Run Remote Code Execution Vulnerability","description":"Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.","severity":{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/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":0.00646,"percentile":0.51314,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-426"],"published":"2026-01-13T17:56:45Z","modified":"2026-07-30T20:47:01Z","products":[{"vendor":"microsoft","product":"microsoft office 2016"},{"vendor":"microsoft","product":"microsoft office deployment tool"},{"vendor":"microsoft","product":"microsoft sharepoint enterprise server 2016"},{"vendor":"microsoft","product":"microsoft sharepoint server 2019"},{"vendor":"microsoft","product":"microsoft sharepoint server subscription edition"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office_deployment_tool"},{"vendor":"microsoft","product":"sharepoint_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20943","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20943"},{"url":"https://github.com/advisories/GHSA-7mcc-vv62-fp9q"}],"sources":{"cve":[{"id":"CVE-2026-20943","title":"Microsoft Office Click-To-Run Remote Code Execution Vulnerability","description":"Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-01-13T17:56:45.424Z","modified":"2026-07-30T20:47:01.567Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T13:35:33.380441Z"}],"euvd":[{"id":"EUVD-2026-2140","description":"Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-01-13T17:56:45Z","modified":"2026-07-30T20:47:01Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T18:02:27.233735Z"}],"ghsa":[{"id":"GHSA-7mcc-vv62-fp9q","title":"Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.","description":"Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-01-13T18:31:10Z","modified":"2026-01-13T18:31:19Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T15:05:35.156514Z"}],"nvd":[{"id":"CVE-2026-20943","description":"Untrusted search path in Microsoft Office allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-01-13T18:16:21.687Z","modified":"2026-06-17T10:18:05.373Z","cvss":[{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:12:04.066712Z"}]}}