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Unrated severityCISA KEVNVD Advisory· Published Mar 14, 2023· Updated Oct 21, 2025

Microsoft Outlook Elevation of Privilege Vulnerability

CVE-2023-23397

Description

Microsoft Outlook Elevation of Privilege Vulnerability

Affected products

6

Microsoft/Outlookllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 16.0.0.0
Microsoft/Microsoft 365 Apps for Enterprisev5
Range: 16.0.1
Microsoft/Office Visiocpe-rescue
Range: 19.0.0
Microsoft/Officecpe-rescue
Range: 16.0.1
Microsoft/Microsoft Outlook 2013 Service Pack 1v5
Range: 15.0.0.0

Patches

Vulnerability mechanics

References

1

msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23397mitrevendor-advisory

News mentions

1

Inside the customer environment: Where threat actors, vulnerabilities, and exposed assets intersect
Tenable Blog · May 27, 2026