CVE-2025-59249

—

CVSS 3.1

8.8 high

EPSS

<1%p53

Published

Oct 14, 2025 (Oct 14, 2025)

Modified

Jun 17, 2026

Description

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

Vendors: microsoft
Products: exchange server, exchange server subscription edition
Weakness: CWE-1390
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.8%)

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