CVE-2026-21527

MEDIUM

6.5

Description

User interface (ui) misrepresentation of critical information in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/10/2026

Last Modified2/11/2026

Sourcenvd

Honeypot Sightings0

Affected Products

microsoft:exchange_server

Weaknesses (CWE)

CWE-345CWE-451CWE-1286

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21527(secure@microsoft.com)

IOC Correlations

No correlations recorded

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