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CVE-2021-28474

8.8 · HIGH
Published May 11, 2021 microsoft CWE-436 EPSS 51.05% (99th pctl)

Overview

CVE-2021-28474 is a high-severity vulnerability affecting microsoft sharepoint_foundation. It was published on May 11, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Microsoft SharePoint Server Remote Code Execution Vulnerability

Remediation

Check the references section for vendor advisories and patches from microsoft. Update sharepoint_foundation to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2021-28474?

CVE-2021-28474 is a high-severity vulnerability affecting microsoft sharepoint_foundation. It was published on May 11, 2021 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2021-28474?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-28474?

Check the references section for vendor advisories and patches from microsoft. Update sharepoint_foundation to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-28474?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-28474 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.