{"id":"CVE-2026-62882","aliases":["EUVD-2026-56723","GHSA-mvrg-82pf-2wp2"],"status":"published","title":"Microsoft Outlook Spoofing Vulnerability","description":"Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00667,"percentile":0.52172,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-522"],"published":"2026-08-11T17:06:47Z","modified":"2026-10-30T17:22:33Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office 2019"},{"vendor":"microsoft","product":"microsoft office ltsc 2021"},{"vendor":"microsoft","product":"microsoft office ltsc 2024"},{"vendor":"microsoft","product":"microsoft outlook 2016"},{"vendor":"microsoft","product":"office_2019"},{"vendor":"microsoft","product":"office_2021"},{"vendor":"microsoft","product":"office_2024"},{"vendor":"microsoft","product":"outlook"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62882","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62882"},{"url":"https://github.com/advisories/GHSA-mvrg-82pf-2wp2"}],"sources":{"cve":[{"id":"CVE-2026-62882","title":"Microsoft Outlook Spoofing Vulnerability","description":"Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-11T17:06:47.484Z","modified":"2026-10-30T17:22:33.619Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-522"],"updated_at":"2026-11-02T14:20:14.999906Z"}],"euvd":[{"id":"EUVD-2026-56723","description":"Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-11T17:06:47Z","modified":"2026-10-30T17:22:33Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T16:59:03.451007Z"}],"ghsa":[{"id":"GHSA-mvrg-82pf-2wp2","title":"Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker...","description":"Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-11T18:31:28Z","modified":"2026-08-11T18:31:29Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-522"],"updated_at":"2026-11-02T15:10:19.387522Z"}],"nvd":[{"id":"CVE-2026-62882","description":"Insufficiently protected credentials in Microsoft Office Outlook allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-11T17:18:39.203Z","modified":"2026-08-14T15:38:24.44Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-522"],"updated_at":"2026-11-02T14:12:36.499002Z"}]}}