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CVE-2026-45504ImportantMonitor

Microsoft Exchange Server Elevation of Privilege Vulnerability

Severity Important  ·  Urgency Monitor

Why it matters: Important severity (CVSS 8.8)

Elevation of Privilege · Important · CVSS 8.8. Affects: Exchange Server.

CVSS 8.8EPSS 0.8%Security update published 2026-09-02Applies to On-premisesKB5103212NVD

Affected: Exchange Server

Related changes

Change history

2026-09-02 · First captured by tracker

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