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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
Search keywords must be entered in English otherwise will not be searched in both JVN and NVD.

To search by CWE, please refer to the CWE Overview and check the CWE number.

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JVN Vulnerability Information

Update Date":June 22, 2026, 6:01 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
391 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 26h1
Microsoft Windows Server 2022
Microsoft Windows 10 22h2
Microsoft Windows 10 1607
Microsoft Powe… 		Windows グラフィックス コンポーネントのリモートでコードが実行される脆弱性 New CWE-190
整数オーバーフローまたはラップアラウンド 		CVE-2026-44812 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
392 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office Online Server
Microsoft Office 365
Microsoft Offic… 		Microsoft Excel のリモートでコードが実行される脆弱性 New CWE-197
CWE-416
CVE-2026-44823 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
393 3 低
Network 		OpenStack OpenStack Ironic OpenStackのOpenStack Ironicにおけるテンプレートエンジンで使用される特殊な要素の不適切な無効化に関する脆弱性 New CWE-1336
テンプレートエンジンで使用される特殊な要素の不適切な無効化 		CVE-2026-44916 2026-06-22 11:36 2026-05-8 Show GitHub Exploit DB Packet Storm
394 6.5 警告
Network 		OpenStack OpenStack Ironic OpenStackのOpenStack Ironicにおける不適切な動作順序に関する脆弱性 New CWE-696
不適切な動作順序 		CVE-2026-44919 2026-06-22 11:36 2026-05-14 Show GitHub Exploit DB Packet Storm
395 5.3 警告
Network 		Discourse Discourse Discourseにおける複数の脆弱性 New CWE-200
CWE-862
CVE-2026-45085 2026-06-22 11:36 2026-06-12 Show GitHub Exploit DB Packet Storm
396 4.3 警告
Network 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office Online Server
Microsoft Office 365
Microsoft Offic… 		Microsoft Excel の情報漏えいの脆弱性 New CWE-125
境界外読み取り 		CVE-2026-45455 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
397 4.7 警告
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office 365
Microsoft Office 2024 Long-Term Servicing Ch… 		Microsoft Office の情報漏えいの脆弱性 New CWE-126
バッファオーバーリード 		CVE-2026-45460 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
398 8.4 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office 365
Microsoft Office 2024 Long-Term Servicing Ch… 		Microsoft Office のリモート コードが実行される脆弱性 New CWE-416
CWE-787
CVE-2026-45461 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
399 8.4 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office 365
Microsoft Office 2024 Long-Term Servicing Ch… 		Microsoft Office のリモート コードが実行される脆弱性 New CWE-121
CWE-191
CVE-2026-45463 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
400 3.3 低
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft 365 Apps
Microsoft Office 365
Microsoft Office 2024 … 		Microsoft Word の情報漏えいの脆弱性 New CWE-122
ヒープオーバーフロー 		CVE-2026-45466 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 22, 2026, 4 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
191241 7.8 HIGH
Local 		microsoft windows_server_2008
windows_server_2012
windows_10
windows_8.1
windows_server_2016
windows_7
windows_rt_8.1
windows_server_2019 		Win32k Elevation of Privilege Vulnerability CWE-20
 Improper Input Validation  		CVE-2021-34516 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191242 7.8 HIGH
Local 		microsoft windows_server_2008
windows_server_2012
windows_8.1
windows_server_2016
windows_7
windows_rt_8.1
windows_10
windows_server_2019 		Windows Kernel Elevation of Privilege Vulnerability CWE-269
 Improper Privilege Management 		CVE-2021-34514 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191243 7.8 HIGH
Local 		microsoft windows_10
windows_server_2016 		Storage Spaces Controller Elevation of Privilege Vulnerability CWE-190
 Integer Overflow or Wraparound 		CVE-2021-34513 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191244 7.8 HIGH
Local 		microsoft windows_10
windows_server_2016
windows_server_2019 		Storage Spaces Controller Elevation of Privilege Vulnerability CWE-190
 Integer Overflow or Wraparound 		CVE-2021-34512 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191245 7.8 HIGH
Local 		microsoft windows_server_2008
windows_server_2012
windows_10
windows_server_2016
windows_7
windows_server_2019 		Windows Installer Elevation of Privilege Vulnerability CWE-269
 Improper Privilege Management 		CVE-2021-34511 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191246 7.8 HIGH
Local 		microsoft windows_10
windows_server_2019
windows_server_2016 		Storage Spaces Controller Elevation of Privilege Vulnerability CWE-190
 Integer Overflow or Wraparound 		CVE-2021-34510 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191247 5.5 MEDIUM
Local 		microsoft windows_10
windows_server_2016
windows_server_2019 		Storage Spaces Controller Information Disclosure Vulnerability NVD-CWE-noinfo
CVE-2021-34509 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191248 8.8 HIGH
Network 		microsoft windows_10
windows_server_2019
windows_server_2016 		Windows Kernel Remote Code Execution Vulnerability NVD-CWE-noinfo
CVE-2021-34508 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191249 6.5 MEDIUM
Network 		microsoft windows_server_2008
windows_server_2012
windows_10
windows_8.1
windows_server_2016
windows_7
windows_rt_8.1
windows_server_2019 		Windows Remote Assistance Information Disclosure Vulnerability NVD-CWE-noinfo
CVE-2021-34507 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191250 7.8 HIGH
Local 		microsoft windows_server_2008
windows_server_2012
windows_10
windows_8.1
windows_server_2016
windows_7
windows_rt_8.1
windows_server_2019 		Windows Address Book Remote Code Execution Vulnerability NVD-CWE-noinfo
CVE-2021-34504 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm