coldbraid

CVE-2023-21529 Microsoft Microsoft Exchange Server 2013…

Microsoft Exchange Server Remote Code Execution Vulnerability

CVSS
8.8 High
EPSS
59%
Percentile
99
Published
2023-02-14
Force
10 of 12

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

CWE-502

On CISA’s exploited list

Microsoft Exchange Server Deserialization of Untrusted Data Vulnerability

Added
2026-04-13
Federal patch deadline
2026-04-27
Ransomware use
known