CVE-2023-21721

Medium (6.5) in microsoft onenote. EPSS 0.9% chance of exploitation in the next 30 days.

EPSS

0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)

CWE

CWE-287

Published

2023-02-14

Modified

2026-08-19

Record from

the NVD, synced 2026-10-19

Affected

• microsoft:onenote

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21721
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21721

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