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UNKNOWNKNOWN EXPLOITED

CVE-2021-33766

Microsoft Exchange Server Information Disclosure

Published
2022-01-18
Modified
2026-07-31
Sources
cisa-kev

Summary

Microsoft Exchange Server contains an information disclosure vulnerability which can allow an unauthenticated attacker to steal email traffic from target.

References

Includes data from the CISA Known Exploited Vulnerabilities catalog.

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