VulnerabilityModified
CVE-2021-28474
Microsoft SharePoint Server Remote Code Execution Vulnerability
HIGH 8.8EPSS 50.8%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 50.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
Microsoft SharePoint Server Remote Code Execution Vulnerability
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 50.77% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-436
- Affected
- microsoft/sharepoint foundation · microsoft/sharepoint server
- Source
- secure@microsoft.com
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28474Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-574/Third Party Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28474Patch, Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-21-574/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.