CVE-2019-0604A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package, aka 'Microsoft SharePoint Remote Code Execution Vuln…
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Does this affect you?
It affects Microsoft SharePoint Server and 2 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Nov 3, 2021; federal agencies had to remediate by May 3, 2022, and it is known to be used in ransomware. Treat that date as your deadline.
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A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package, aka 'Microsoft SharePoint Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2019-0594.
- CVSS
- 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-20
- Known exploited
- Added to CISA KEV Nov 3, 2021; federal remediation due May 3, 2022; known ransomware useApply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 99.91% (percentile 100)
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft Microsoft SharePoint Server microsoft:sharepoint_server (from the name) | 2010 Service Pack 2; 2019 | CNA record |
Microsoft Microsoft SharePoint Foundation microsoft:sharepoint_foundation (from the name) | 2013 Service Pack 1 | CNA record |
Microsoft Microsoft SharePoint Enterprise Server microsoft:sharepoint_enterprise_server (from the name) | 2016 | CNA record |
microsoft sharepoint_enterprise_server microsoft:sharepoint_enterprise_server | 2016 | NVD |
microsoft sharepoint_foundation microsoft:sharepoint_foundation | 2013 | NVD |
microsoft sharepoint_server microsoft:sharepoint_server | 2010; 2019 | NVD |
References
- http://www.securityfocus.com/bid/106914vdb-entry, x-refsource-bid, broken-link, third-party-advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0604x-refsource-confirm, patch, vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0604us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.