CVE-2023-23391: Microsoft 365 Copilot

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Office for Android Spoofing Vulnerability

Affected products

• Microsoft 365 Copilot: version 16.0.16026.20172 only

Published 2023-03-14. Last modified 2026-06-17.