Microsoft · Security update · May 9, 2023

KB5026361: May 2023 cumulative update for Windows 10 20H2

KB5026361, released May 9, 2023, fixes 21 CVEs across 8 products. One of them is being exploited (CVE-2023-24932). Patch Radar priority: Patch now.

Patch now2 publicly disclosed
CVEs closed
21
4 rated Critical
Exploited
1
CVE-2023-24932
Exploitation more likely
3
Microsoft's assessment
Highest EPSS
0.8389
99th percentile

Priority of the 21 CVEs

Patch now 1 Urgent 6 High 10 Routine 4

Applies to

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Patch now CVE-2023-24932 Windows Secure BootSecurity Feature Bypass6.7 0.1182 DisclosedExploited
Urgent CVE-2023-29325 Windows OLERemote Code Execution8.1 0.8389 DisclosedMore likely
Urgent CVE-2023-24949 Windows KernelElevation of Privilege7.8 0.2462 More likely
Urgent CVE-2023-24943 Windows PGMRemote Code Execution9.8 0.0468 Exploitation Less Likely
Urgent CVE-2023-29324 Windows MSHTML PlatformSecurity Feature Bypass6.5 0.0284 More likely
Urgent CVE-2023-28283 Windows LDAP - Lightweight Directory Access ProtocolRemote Code Execution8.1 0.0097 Exploitation Less Likely
Urgent CVE-2023-24903 Windows Secure Socket Tunneling Protocol (SSTP)Remote Code Execution8.1 0.0092 Exploitation Less Likely
High CVE-2023-24940 Windows PGMDenial of Service7.5 0.0517 Exploitation Less Likely
High CVE-2023-24939 Windows NFS PortmapperDenial of Service7.5 0.0466 Exploitation Less Likely
High CVE-2022-29900 AMD CPU BranchInformation Disclosure7.8 0.0394 Exploitation Less Likely
High CVE-2023-24942 Windows Remote Procedure Call RuntimeDenial of Service7.5 0.0190 Exploitation Less Likely
High CVE-2023-24901 Windows NFS PortmapperInformation Disclosure7.5 0.0159 Exploitation Less Likely
High CVE-2023-24948 Microsoft Bluetooth DriverElevation of Privilege7.4 0.0095 Exploitation Less Likely
High CVE-2022-26928 Windows Photo Import APIElevation of Privilege7.0 0.0080 Exploitation Less Likely
High CVE-2023-24947 Microsoft Bluetooth DriverRemote Code Execution8.8 0.0070 Exploitation Less Likely
High CVE-2023-24905 Remote Desktop ClientRemote Code Execution7.8 0.0067 Exploitation Less Likely
High CVE-2023-24946 Windows Backup EngineElevation of Privilege7.8 0.0044 Exploitation Less Likely
Routine CVE-2023-24900 Windows NTLMInformation Disclosure5.9 0.0123 Exploitation Less Likely
Routine CVE-2023-24944 Microsoft Bluetooth DriverInformation Disclosure6.5 0.0069 Exploitation Less Likely
Routine CVE-2023-24945 Windows iSCSI Target ServiceInformation Disclosure5.5 0.0056 Exploitation Less Likely
Routine CVE-2023-28251 Windows Secure BootSecurity Feature Bypass5.5 0.0045 Exploitation Less Likely
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