{"id":"CVE-2026-112731","aliases":["EUVD-2026-122217","GHSA-9j9h-6vm8-9q5q"],"status":"published","title":"Microsoft Office Information Disclosure Vulnerability","description":"Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-14","score":0.00768,"percentile":0.56128,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-126"],"published":"2026-11-10T18:21:32Z","modified":"2026-11-10T21:32:40Z","products":[{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office 365 for mac"},{"vendor":"microsoft","product":"microsoft office ltsc 2021"},{"vendor":"microsoft","product":"microsoft office ltsc 2024"},{"vendor":"microsoft","product":"microsoft office ltsc for mac 2021"},{"vendor":"microsoft","product":"microsoft office ltsc for mac 2024"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-112731","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112731"},{"url":"https://github.com/advisories/GHSA-9j9h-6vm8-9q5q"}],"sources":{"cve":[{"id":"CVE-2026-112731","title":"Microsoft Office Information Disclosure Vulnerability","description":"Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T18:21:32.736Z","modified":"2026-11-13T18:10:15.227Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-126"],"updated_at":"2026-11-10T19:39:58.44836Z"}],"euvd":[{"id":"EUVD-2026-122217","description":"Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T18:21:32Z","modified":"2026-11-13T18:10:15Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-10T23:24:29.859872Z"}],"ghsa":[{"id":"GHSA-9j9h-6vm8-9q5q","title":"Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over...","description":"Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T21:32:37Z","modified":"2026-11-10T21:32:40Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-126"],"updated_at":"2026-11-10T21:57:49.373692Z"}],"nvd":[{"id":"CVE-2026-112731","description":"Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2026-11-10T19:18:32.22Z","modified":"2026-11-10T21:18:28.563Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-126"],"updated_at":"2026-11-11T00:21:54.23974Z"}]}}