CVE-2025-59248

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CVSS 3.1

7.5 high

EPSS

<1%p59

Published

Oct 14, 2025 (Oct 14, 2025)

Modified

Jun 17, 2026

Description

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

Vendors: microsoft
Products: exchange server, exchange server subscription edition
Weakness: CWE-20
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (1.0%)

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