Known vulnerabilities in Windows Defender 4.18.2209.7

Vendor: Microsoft
Version: 4.18.2209.7
Software CPE: cpe:2.3:a:microsoft:windows_defender:*:*:*:*:*:*:*:*
Total vulnerabilities: 2
Public exploits: 1
Known exploited (KEV): 2
Highest CVSSv4 Score: 8.7

Vulnerabilities by Severity

Severity distribution of vulnerabilities affecting Windows Defender version 4.18.2209.7 Windows Defender 4.18.2209.7 is affected by 2 vulnerabilities: 2 high Critical High Medium Low

Vulnerabilities (2)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU132036 - Improper input validation
CVE-2026-45498
CWE-20 High
No
Exploited
4.18.26040.7 21.05.2026 SB2026052119
#VU126208 - Insufficient Granularity of Access Control
CVE-2026-33825
CWE-1220 High
Public exploit available
Exploited
4.18.26030.3011 15.04.2026 SB20260415129