CVE-2026-44821ImportantMonitor
Microsoft Office Information Disclosure Vulnerability
Severity Important · Urgency Monitor
Why it matters: Important severity (CVSS 5.5)
Information Disclosure · Important · CVSS 5.5. Affects: SharePoint Server, Microsoft Office 365 for Mac, Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC for Mac, Microsoft Office LTSC.
Affected: SharePoint Server, Microsoft Office 365 for Mac, Microsoft Office, Microsoft 365 Apps, Microsoft Office LTSC for Mac, Microsoft Office LTSC
Change history
2026-06-23 · First seen