CyberICT

CVE-2026-62912

Microsoft · Published August 11, 2026

CVSS v3.1

MEDIUM
Patch availableGet patch

Description

Microsoft Exchange Server Denial of Service Vulnerability. Deserialization of untrusted data in Microsoft Exchange Server allows an authorized attacker to deny service over a network.

Affected Products

  • Microsoft Exchange Server Subscription Edition RTM
  • Microsoft Exchange Server 2019 Cumulative Update 15
  • Microsoft Exchange Server 2016 Cumulative Update 23
  • Microsoft Exchange Server 2019 Cumulative Update 14

CVSS Vector

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