{"id":"CVE-2026-26106","aliases":["EUVD-2026-10669","GHSA-prhf-v4c5-x65v"],"status":"published","title":"Microsoft SharePoint Server Remote Code Execution Vulnerability","description":"Improper input validation in Microsoft Office SharePoint 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":"2026-11-11","score":0.01583,"percentile":0.75882,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-03-10T17:05:17Z","modified":"2026-06-19T18:18:05Z","products":[{"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":"sharepoint_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26106","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26106"},{"url":"https://github.com/advisories/GHSA-prhf-v4c5-x65v"}],"sources":{"cve":[{"id":"CVE-2026-26106","title":"Microsoft SharePoint Server Remote Code Execution Vulnerability","description":"Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.","status":"published","published":"2026-03-10T17:05:17.483Z","modified":"2026-06-19T18:18:05.371Z","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-20"],"updated_at":"2026-11-02T13:38:20.971157Z"}],"euvd":[{"id":"EUVD-2026-10669","description":"Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.","status":"published","published":"2026-03-10T17:05:17Z","modified":"2026-06-19T18:18:05Z","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":"2026-11-02T18:20:35.26548Z"}],"ghsa":[{"id":"GHSA-prhf-v4c5-x65v","title":"Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute...","description":"Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.","status":"published","published":"2026-03-10T18:31:21Z","modified":"2026-03-10T18:31:30Z","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-20"],"updated_at":"2026-11-02T15:06:32.599326Z"}],"nvd":[{"id":"CVE-2026-26106","description":"Improper input validation in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.","status":"published","published":"2026-03-10T18:18:38.647Z","modified":"2026-06-17T10:25:43.817Z","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-20"],"updated_at":"2026-11-02T14:12:08.98071Z"}]}}