CVE-2025-53771

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53771", "name": "Microsoft SharePoint Server Spoofing Vulnerability", "tags": ["Vendor Advisory"], "refsource": ""}, {"url": "https://www.bleepingcomputer.com/news/microsoft/microsoft-sharepoint-zero-day-exploited-in-rce-attacks-no-patch-available/", "name": "https://www.bleepingcomputer.com/news/microsoft/microsoft-sharepoint-zero-day-exploited-in-rce-attacks-no-patch-available/", "tags": ["Press/Media Coverage"], "refsource": ""}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Improper authentication in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network."}]}, "problemtype": {"problemtype_data": [{"description": []}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2025-53771", "ASSIGNER": "secure@microsoft.com"}}, "impact": {}, "publishedDate": "2025-07-20T23:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "16.0.18526.20508"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2025-08-14T17:29Z"}