CVE-2026-45498
MEDIUM KEVMicrosoft Defender Denial of Service Vulnerability
Title source: cnaDescription
Microsoft Defender Denial of Service Vulnerability
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
patch
Microsoft Defender Denial of Service Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45498
Scores
CVSS v3
4.0
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
active
Automatable
no
Technical Impact
partial
Details
CISA KEV
2026-05-20
VulnCheck KEV
2026-05-19
Status
published
Products (1)
Microsoft/Microsoft Defender Antimalware Platform
-
Published
May 20, 2026
KEV Added
May 20, 2026
Tracked Since
May 20, 2026