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CRITICALCVSS 9.1KNOWN EXPLOITEDRANSOMWARE: KNOWN

CVE-2021-34473

CVE-2021-34473 updated by NVD

Published
2021-11-03
Modified
2026-09-21
Sources
cisa-kev, nvd

Summary

Microsoft Exchange Server Remote Code Execution Vulnerability

References

Includes data from the CISA Known Exploited Vulnerabilities catalog.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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