What is CVE-2026-26137?

CVE-2026-26137 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Microsoft Exchange Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-26137 cover?

CVE-2026-26137 covers the following CVE IDs: CVE-2026-26137. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-26137Critical

Microsoft Exchange Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-26137 →

🔗 CVE IDs covered (1)

📋 Description