Check for Exchange Server CVEs CVE-2021-26855, CVE-2021-26857, CVE-2021-26858 and CVE-2021-27065,using Outlook Web App path data.
Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems.
An attacker might use the disclosed information to harvest specific security vulnerabilities for the version identified.
Only use components that do not have known vulnerabilities, only use components that when combined to not introduce a security vulnerability, and ensure that a misconfiguration does not cause any vulnerabilities.