Windows Server · 2022 · Release · Security update (Patch Tuesday)
June 9, 2026—KB5094128 (OS Build 20348.5256)
- Release
- Cumulative update
- KB5094128 — Microsoft's article, opens in a new tab
Windows Server 2022: Supported LTSC release
Microsoft's known issues — KB5094128
- Issue Known issue Some devices with an unrecommended BitLocker Group Policy configuration might be required to enter their BitLocker recovery key on the first restart after installing this update. This issue only affects a limited number of systems in which ALL of the following conditions are true. These conditions are unlikely to be found on personal devices not managed by IT departments. BitLocker is enabled on the OS drive. The Group Policy "Configure TPM platform validation profile for native UEFI firmware configurations" is configured, and PCR7 is included in the validation profile (or the equivalent registry key is set manually). System Information (msinfo32.exe) reports Secure Boot State PCR7 Binding a Workaround: Remove the Group Policy configuration before installing the update (Recommended) Open Group Policy Editor (gpedit.msc) or your Group Policy Management Console. Navigate to: Computer Configuration > Administrative Templates > Windows Components > BitLocker Drive Encryption > Operating System Drives. Set "Configure TPM platform validation profile for native UEFI firmware configurations" to "Not Configured". Run the following command on affected devices to propagate the policy change: gpupdate /force Run the following command to suspend BitLocker (where BitLocker is enabled on the C: drive): manage-bde -protectors -disable C: Run the following command to resume BitLocker (where BitLocker is ena
Known issues — reported on the forum
In the news
- Fix CVE-2026-42978: Windows Push Notifications Local SYSTEM Privilege Escalation Fix
- Fix CVE-2026-42984 Windows Kernel EoP: Patch the SYSTEM Use-After-Free Fast
- Coverage CVE-2026-42904: Windows TCP/IP Heap Overflow Could Grant SYSTEM Privileges
- Fix CVE-2026-42837: ProjFS Filter Driver Local Privilege Escalation Fixed June 2026
- Coverage CVE-2026-42836: Important Windows EoP Race Condition Leading to SYSTEM
- Fix CVE-2026-45602: Patch Windows DHCP Server Tampering (CVSS 9.1) ASAP
- Fix CVE-2026-45601: Patch Now for Windows WinSock AFD SYSTEM Privilege Escalation
- Fix CVE-2026-48578 Secure Boot Bypass: Patch Tuesday Fix for Windows (June 2026)
Discussed on the forum
No member thread names 20348.5256 yet.