CVE-2026-69641 PUBLISHED

Microsoft Exchange Server Elevation of Privilege Vulnerability

Assigner: microsoft
Reserved: 03.08.2026 Published: 08.09.2026 Updated: 09.09.2026

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

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS Score: 9.1

Product Status

Vendor Microsoft
Product Microsoft Exchange Server 2016 Cumulative Update 23
Versions
  • affected from 15.01.0.0 to 15.01.2507.073 (excl.)
Vendor Microsoft
Product Microsoft Exchange Server 2019 Cumulative Update 14
Versions
  • affected from 15.02.0.0 to 15.02.1544.046 (excl.)
Vendor Microsoft
Product Microsoft Exchange Server 2019 Cumulative Update 15
Versions
  • affected from 15.02.0.0 to 15.02.1748.051 (excl.)
Vendor Microsoft
Product Microsoft Exchange Server Subscription Edition RTM
Versions
  • affected from 15.02.0.0 to 15.02.2562.049 (excl.)

References

Problem Types