CVE-2026-48582 PUBLISHED

Microsoft Exchange Online Elevation of Privilege Vulnerability

Assigner: microsoft
Reserved: 21.05.2026 Published: 19.06.2026 Updated: 19.06.2026

Missing authorization in Microsoft Exchange Online allows an authorized attacker to elevate privileges over a network.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C
CVSS Score: 9.6

Product Status

Vendor Microsoft
Product Microsoft Exchange Online
Versions
  • Version - is affected

References

Problem Types