June 5, 2026

CVE Watchtower


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CVE-2026-48579NVD

Vulnerability Summary

Improper authorization in Microsoft Exchange Online allows an unauthorized attacker to disclose information over a network.
Severity Level
CRITICAL(9.1)
Published Date
Jun 4, 2026
Last Modified
Jun 4, 2026
Exploitation Status
UNKNOWN
Root Weakness (CWE)
CWE-285: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone

External References