{"id":"CVE-2023-36778","aliases":["EUVD-2023-40721","GHSA-5px7-6vf2-rrfm"],"status":"published","title":"Microsoft Exchange Server Remote Code Execution Vulnerability","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","severity":{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/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":0.01667,"percentile":0.76947,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-426"],"published":"2023-10-10T17:08:12Z","modified":"2026-06-17T06:07:03Z","products":[{"vendor":"microsoft","product":"exchange_server"},{"vendor":"microsoft","product":"microsoft exchange server 2016 cumulative update 23"},{"vendor":"microsoft","product":"microsoft exchange server 2019 cumulative update 12"},{"vendor":"microsoft","product":"microsoft exchange server 2019 cumulative update 13"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36778","tags":["vendor-advisory","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36778"},{"url":"https://github.com/advisories/GHSA-5px7-6vf2-rrfm"}],"sources":{"cve":[{"id":"CVE-2023-36778","title":"Microsoft Exchange Server Remote Code Execution Vulnerability","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2023-10-10T17:08:12.082Z","modified":"2025-04-14T22:46:43.655Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:35:27.810438Z"}],"euvd":[{"id":"EUVD-2023-40721","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2023-10-10T17:08:12Z","modified":"2025-04-14T22:46:43Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T20:52:32.064592Z"}],"ghsa":[{"id":"GHSA-5px7-6vf2-rrfm","title":"Microsoft Exchange Server Remote Code Execution Vulnerability","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2023-10-10T18:31:35Z","modified":"2024-04-04T08:32:32Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:56:59.092045Z"}],"nvd":[{"id":"CVE-2023-36778","description":"Microsoft Exchange Server Remote Code Execution Vulnerability","status":"published","published":"2023-10-10T18:15:17.523Z","modified":"2026-06-17T06:07:03.733Z","cvss":[{"version":"3.1","score":8,"vector":"CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-426"],"updated_at":"2026-11-02T14:08:36.656095Z"}]}}