CVE-2026-55006

—

CVSS 3.1

7.8 high

EPSS

<1%p22

Published

Jul 14, 2026 (Jul 14, 2026)

Modified

Jul 24, 2026

Description

Insufficient granularity of access control in Microsoft Exchange Server allows an authorized attacker to elevate privileges locally.

Vendors: microsoft
Products: exchange server, exchange server subscription edition
Weakness: CWE-1220
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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