CVE-2021-1721

Medium (6.5) in microsoft. EPSS 3.3% chance of exploitation in the next 30 days.

EPSS

3.3% chance of exploitation in the next 30 days; higher than 88% of CVEs (scores of 2026-10-31)

Published

2021-02-25

Modified

2026-06-17

Record from

the NVD, synced 2026-10-19

Affected

• microsoft:.net
• microsoft:.net_core
• microsoft:powershell_core
• microsoft:visual_studio_2017
• microsoft:visual_studio_2019

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1721

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