Severity
HIGH
CVSS
8.0
EPSS
0.81138
Risk score
60.4
CISA KEV
No
PoC
No
Published
2023-09-12
Modified
2025-10-30
First seen
2026-08-07
Aliases
EUVD-2023-40688, GHSA-53R8-J48R-2W33
Products
Microsoft:Microsoft Exchange Server 2016 Cumulative Update 23 15.01.0 <15.01.2507.032, Microsoft:Microsoft Exchange Server 2019 Cumulative Update 12 15.02.0 <15.02.1118.037, Microsoft:Microsoft Exchange Server 2019 Cumulative Update 13 15.02.0 <15.02.1258.025
Sources