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Description

Weak authentication in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.

PUBLISHED Reserved 2025-09-11 | Published 2025-10-14 | Updated 2025-10-15 | Assigner microsoft




HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-1390: Weak Authentication

Product status

15.01.0.0 before 15.01.2507.061
affected

15.02.0.0 before 15.02.1544.036
affected

15.02.0.0 before 15.02.1748.039
affected

15.02.0.0 before 15.02.2562.029
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59249 (Microsoft Exchange Server Elevation of Privilege Vulnerability) vendor-advisory

cve.org (CVE-2025-59249)

nvd.nist.gov (CVE-2025-59249)

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