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Description

Improper input validation in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

PUBLISHED Reserved 2025-09-11 | Published 2025-10-14 | Updated 2025-11-22 | Assigner microsoft




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

Problem types

CWE-20: Improper Input Validation

Product status

15.02.0.0 (custom) before 15.02.2562.029
affected

15.02.0.0 (custom) before 15.02.1748.039
affected

15.01.0.0 (custom) before 15.01.2507.061
affected

15.02.0.0 (custom) before 15.02.1544.036
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59248 (Microsoft Exchange Server Spoofing Vulnerability) vendor-advisory

cve.org (CVE-2025-59248)

nvd.nist.gov (CVE-2025-59248)

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