JVNDB-2026-009406

Security information for Hitachi Disk Array Systems

CVE-2026-20846 | GDI+ Denial of Service Vulnerability
CVE-2026-21222 | Windows Kernel Information Disclosure Vulnerability
CVE-2026-21231 | Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-21234 | Windows Connected Devices Platform Service Elevation of Privilege Vulnerability
CVE-2026-21235 | Windows Graphics Component Elevation of Privilege Vulnerability
CVE-2026-21236 | Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-21237 | Windows Subsystem for Linux Elevation of Privilege Vulnerability
CVE-2026-21238 | Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
CVE-2026-21239 | Windows Kernel Elevation of Privilege Vulnerability
CVE-2026-21240 | Windows HTTP.sys Elevation of Privilege Vulnerability
CVE-2026-21242 | Windows Subsystem for Linux Elevation of Privilege Vulnerability
CVE-2026-21244 | Windows Hyper-V Remote Code Execution Vulnerability
CVE-2026-21246 | Windows Graphics Component Elevation of Privilege Vulnerability
CVE-2026-21247 | Windows Hyper-V Remote Code Execution Vulnerability
CVE-2026-21248 | Windows Hyper-V Remote Code Execution Vulnerability
CVE-2026-21249 | Windows NTLM Spoofing Vulnerability
CVE-2026-21253 | Mailslot File System Elevation of Privilege Vulnerability
CVE-2026-21255 | Windows Hyper-V Security Feature Bypass Vulnerability
CVE-2026-21508 | Windows Storage Elevation of Privilege Vulnerability
CVE-2026-21510 | Windows Shell Security Feature Bypass Vulnerability
CVE-2026-21513 | MSHTML Framework Security Feature Bypass Vulnerability
CVE-2026-21519 | Desktop Window Manager Elevation of Privilege Vulnerability
CVE-2026-21525 | Windows Remote Access Connection Manager Denial of Service Vulnerability
CVE-2026-21533 | Windows Remote Desktop Services Elevation of Privilege Vulnerability

Hitachi, Ltd

• Hitachi Virtual Storage Platform E1090 ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E1090 ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E1090H ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E1090H ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E390 ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E390 ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E390H ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E390H ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E590 ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E590 ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E590H ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E590H ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E790 ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E790 ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E790H ([Windows 10 for x64-based Systems (Version1809)] CVE-2026-20846...)
• Hitachi Virtual Storage Platform E790H ([Windows 10 for x64-based Systems (Version21H2)] CVE-2026-20846...)

Please refer to Vendor Information for more details.

Regarding the impact of the vulnerability, please refer to the vendor advisory.

Please refer to the 'Vendor Information' section for the official countermeasure and take appropriate action.

Hitachi, Ltd

• Hitachi Storage Solutions Vulnerability Information : hitachi-sec-2026-304

1. CVE-2026-20846
2. CVE-2026-21222
3. CVE-2026-21231
4. CVE-2026-21234
5. CVE-2026-21235
6. CVE-2026-21236
7. CVE-2026-21237
8. CVE-2026-21238
9. CVE-2026-21239
10. CVE-2026-21240
11. CVE-2026-21242
12. CVE-2026-21244
13. CVE-2026-21246
14. CVE-2026-21247
15. CVE-2026-21248
16. CVE-2026-21249
17. CVE-2026-21253
18. CVE-2026-21255
19. CVE-2026-21508
20. CVE-2026-21510
21. CVE-2026-21513
22. CVE-2026-21519
23. CVE-2026-21525
24. CVE-2026-21533

• [2026/03/31]
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