{"id":"CVE-2026-65772","aliases":["EUVD-2026-73738","GHSA-2vrx-2v3j-84hp"],"status":"published","title":"Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability","description":"Deserialization of untrusted data in Microsoft Dynamics 365 allows an authorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/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":"2026-11-09","score":0.01694,"percentile":0.77292,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2026-09-08T17:17:46Z","modified":"2026-10-31T16:16:22Z","products":[{"vendor":"microsoft","product":"dynamics_365"},{"vendor":"microsoft","product":"microsoft dynamics 365 (on-premises) version 9.1"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65772","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-65772"},{"url":"https://github.com/advisories/GHSA-2vrx-2v3j-84hp"}],"sources":{"cve":[{"id":"CVE-2026-65772","title":"Microsoft Dynamics 365 On-Premises Remote Code Execution Vulnerability","description":"Deserialization of untrusted data in Microsoft Dynamics 365 allows an authorized attacker to execute code over a network.","status":"published","published":"2026-09-08T17:17:46.041Z","modified":"2026-10-31T16:16:22.049Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/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-502"],"updated_at":"2026-11-02T13:37:13.934727Z"}],"euvd":[{"id":"EUVD-2026-73738","description":"Deserialization of untrusted data in Microsoft Dynamics 365 allows an authorized attacker to execute code over a network.","status":"published","published":"2026-09-08T17:17:46Z","modified":"2026-10-31T16:16:22Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T16:58:57.284418Z"}],"ghsa":[{"id":"GHSA-2vrx-2v3j-84hp","title":"Deserialization of untrusted data in Microsoft Dynamics 365 allows an authorized attacker to...","description":"Deserialization of untrusted data in Microsoft Dynamics 365 allows an authorized attacker to execute code over a network.","status":"published","published":"2026-09-08T18:32:07Z","modified":"2026-09-08T18:32:08Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:11:29.303164Z"}],"nvd":[{"id":"CVE-2026-65772","description":"Deserialization of untrusted data in Microsoft Dynamics 365 allows an authorized attacker to execute code over a network.","status":"published","published":"2026-09-08T18:18:15.86Z","modified":"2026-10-07T14:32:13.513Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:44.436435Z"}]}}