CVSS 3.1 Score 7.8 of 10 (high)


Published Mar 3, 2021
Updated: Dec 29, 2023


CVE-2021-26858 is a Microsoft Exchange Server Remote Code Execution Vulnerability. This vulnerability affects multiple Microsoft Exchange Server products, including fxesw-, jhgVpC, g7IdjV, g7IdjU, and jhgVo-. The vulnerability allows remote code execution on the affected systems. To remediate this vulnerability, users should apply the patch provided by Microsoft and follow the guidance in their advisory. The potential danger to organizations is high as it can lead to unauthorized access and control of the affected systems, potentially compromising sensitive data and causing disruptions to operations.

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