CVE-2023-23391

Medium (5.5) in microsoft 365 copilot. EPSS 0.6% chance of exploitation in the next 30 days.

EPSS

0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)

CWE

CWE-23

Published

2023-03-14

Modified

2026-06-17

Record from

the NVD, synced 2026-10-19

Affected

• microsoft:365_copilot

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23391
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23391

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