{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-53770", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2025-07-09T13:25:25.500Z", "datePublished": "2025-07-20T01:06:33.607Z", "dateUpdated": "2026-08-04T03:55:52.588Z" }, "containers": { "cna": { "title": "Microsoft SharePoint Server Remote Code Execution Vulnerability", "datePublic": "2025-07-19T07:00:00.000Z", "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:sharepoint_server_2016:*:*:*:*:enterprise:*:*:*", "versionStartIncluding": "16.0.0", "versionEndExcluding": "16.0.5513.1001" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:sharepoint_server_2019:*:*:*:*:*:*:*:*", "versionStartIncluding": "16.0.0", "versionEndExcluding": "16.0.10417.20037" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*", "versionStartIncluding": "16.0.0", "versionEndExcluding": "16.0.18526.20508" } ] } ] } ], "affected": [ { "vendor": "Microsoft", "product": "Microsoft SharePoint Enterprise Server 2016", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "16.0.0", "lessThan": "16.0.5513.1001", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Microsoft SharePoint Server 2019", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "16.0.0", "lessThan": "16.0.10417.20037", "versionType": "custom", "status": "affected" } ] }, { "vendor": "Microsoft", "product": "Microsoft SharePoint Server Subscription Edition", "platforms": [ "x64-based Systems" ], "versions": [ { "version": "16.0.0", "lessThan": "16.0.18526.20508", "versionType": "custom", "status": "affected" } ] } ], "descriptions": [ { "value": "Deserialization of untrusted data in on-premises Microsoft SharePoint Server allows an unauthorized attacker to execute code over a network.\nMicrosoft is aware that an exploit for CVE-2025-53770 exists in the wild.\nMicrosoft is preparing and fully testing a comprehensive update to address this vulnerability. In the meantime, please make sure that the mitigation provided in this CVE documentation is in place so that you are protected from exploitation.", "lang": "en-US" } ], "problemTypes": [ { "descriptions": [ { "description": "CWE-502: Deserialization of Untrusted Data", "lang": "en-US", "type": "CWE", "cweId": "CWE-502" } ] } ], "providerMetadata": { "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-02-13T19:07:56.860Z" }, "references": [ { "name": "Microsoft SharePoint Server Remote Code Execution Vulnerability", "tags": [ "vendor-advisory", "patch" ], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53770" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "baseSeverity": "CRITICAL", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:W/RC:C" } } ] }, "adp": [ { "metrics": [ { "other": { "type": "kev", "content": { "dateAdded": "2025-07-20", "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-53770" } } }, { "other": { "type": "ssvc", "content": { "timestamp": "2025-07-20T00:00:00+00:00", "options": [ { "Exploitation": "active" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2025-53770" } } } ], "references": [ { "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-53770", "tags": [ "government-resource" ] } ], "timeline": [ { "time": "2025-07-20T00:00:00.000Z", "lang": "en", "value": "CVE-2025-53770 added to CISA KEV" } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-04T03:55:52.588Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-07-22T02:51:48.226Z" }, "references": [ { "url": "https://msrc.microsoft.com/blog/2025/07/customer-guidance-for-sharepoint-vulnerability-cve-2025-53770/" }, { "url": "https://www.cisa.gov/news-events/alerts/2025/07/20/microsoft-releases-guidance-exploitation-sharepoint-vulnerability-cve-2025-53770" }, { "url": "https://research.eye.security/sharepoint-under-siege/" }, { "url": "https://www.bleepingcomputer.com/news/microsoft/microsoft-sharepoint-zero-day-exploited-in-rce-attacks-no-patch-available/" }, { "url": "https://www.forbes.com/sites/daveywinder/2025/07/20/microsoft-confirms-ongoing-mass-sharepoint-attack---no-patch-available/" }, { "url": "https://x.com/Shadowserver/status/1946900837306868163" }, { "url": "https://github.com/kaizensecurity/CVE-2025-53770" }, { "url": "https://therecord.media/microsoft-sharepoint-zero-day-vulnerability-exploited-globally" }, { "url": "https://news.ycombinator.com/item?id=44629710" }, { "url": "https://arstechnica.com/security/2025/07/sharepoint-vulnerability-with-9-8-severity-rating-is-under-exploit-across-the-globe/" }, { "url": "https://www.darkreading.com/remote-workforce/microsoft-rushes-emergency-fix-exploited-sharepoint-toolshell-flaw" } ], "title": "CVE Program Container", "x_generator": { "engine": "ADPogram 0.0.1" } } ] } }