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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 25, 2026, 4 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
601 9.6 緊急
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における保護メカニズムの不具合に関する脆弱性 CWE-693
保護メカニズムの不具合 		CVE-2026-12296 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
602 9.6 緊急
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12297 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
603 5.3 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12300 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
604 5.3 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12301 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
605 6.5 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における保護メカニズムの不具合に関する脆弱性 CWE-693
保護メカニズムの不具合 		CVE-2026-12302 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
606 9.1 緊急
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における同一生成元ポリシー違反に関する脆弱性 CWE-346
同一生成元ポリシー違反 		CVE-2026-12304 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
607 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12305 2026-06-22 11:44 2026-06-16 Show GitHub Exploit DB Packet Storm
608 5.3 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12306 2026-06-22 11:43 2026-06-16 Show GitHub Exploit DB Packet Storm
609 5.3 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12307 2026-06-22 11:43 2026-06-16 Show GitHub Exploit DB Packet Storm
610 5.3 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-12308 2026-06-22 11:43 2026-06-16 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 25, 2026, 4:04 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
191251 7.8 HIGH
Local 		microsoft windows_server_2019
windows_10 		Microsoft Windows Media Foundation Remote Code Execution Vulnerability NVD-CWE-noinfo
CVE-2021-34503 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191252 7.8 HIGH
Local 		microsoft excel
office_online_server
office
365_apps 		Microsoft Excel Remote Code Execution Vulnerability NVD-CWE-noinfo
CVE-2021-34501 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191253 6.3 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 Kernel Memory Information Disclosure Vulnerability NVD-CWE-noinfo
CVE-2021-34500 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191254 6.5 MEDIUM
Network 		microsoft windows_server_2008
windows_server_2012
windows_server_2016
windows_server_2019 		Windows DNS Server Denial of Service Vulnerability NVD-CWE-noinfo
CVE-2021-34499 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191255 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 GDI Elevation of Privilege Vulnerability CWE-416
 Use After Free 		CVE-2021-34498 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191256 6.8 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 MSHTML Platform Remote Code Execution Vulnerability NVD-CWE-noinfo
CVE-2021-34497 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191257 5.5 MEDIUM
Local 		microsoft windows_server_2008
windows_server_2012
windows_10
windows_8.1
windows_server_2016
windows_7
windows_server_2019 		Windows GDI Information Disclosure Vulnerability NVD-CWE-noinfo
CVE-2021-34496 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191258 8.8 HIGH
Network 		microsoft windows_server_2008
windows_server_2012
windows_server_2016
windows_server_2019 		Windows DNS Server Remote Code Execution Vulnerability NVD-CWE-noinfo
CVE-2021-34494 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191259 6.7 MEDIUM
Local 		microsoft windows_10
windows_server_2016
windows_server_2019 		Windows Partition Management Driver Elevation of Privilege Vulnerability CWE-269
 Improper Privilege Management 		CVE-2021-34493 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm
191260 8.1 HIGH
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 Certificate Spoofing Vulnerability NVD-CWE-noinfo
CVE-2021-34492 2024-11-21 15:10 2021-07-15 Show GitHub Exploit DB Packet Storm