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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 20, 2026, 6 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
3041 7.5 重要
Network 		マイクロソフト Microsoft Defender Antimalware Platform Microsoft Defender のサービス拒否の脆弱性 CWE-400
CWE-noinfo
CVE-2026-45498 2026-05-22 10:53 2026-05-20 Show GitHub Exploit DB Packet Storm
3042 8.1 重要
Network 		マイクロソフト Microsoft Malware Protection Engine Microsoft Defender のリモートでコードが実行される脆弱性 CWE-122
ヒープオーバーフロー 		CVE-2026-45584 2026-05-22 10:53 2026-05-20 Show GitHub Exploit DB Packet Storm
3043 6.8 警告
Physics 		マイクロソフト Microsoft Windows 11 24h2
Microsoft Windows 11 25h2
Microsoft Windows Server 2025
Microsoft Windows 11 26h1 		Windows BitLocker Security Feature Bypass Vulnerability CWE-77
コマンドインジェクション 		CVE-2026-45585 2026-05-22 10:52 2026-05-20 Show GitHub Exploit DB Packet Storm
3044 5.5 警告
Local 		GNU Project
レッドハット		 Red Hat OpenShift Container Platform
Red Hat Enterprise Linux
nano 		GNU Project等の複数ベンダの製品における書式文字列に関する脆弱性 CWE-134
書式文字列の問題 		CVE-2026-6843 2026-05-22 10:52 2026-04-22 Show GitHub Exploit DB Packet Storm
3045 5.5 警告
Local 		GNU Project
レッドハット		 Red Hat Hardened Images
Red Hat OpenShift Container Platform
Red Hat Enterprise Linux
GNU Binutils 		GNU Project等の複数ベンダの製品におけるリソースの枯渇に関する脆弱性 CWE-400
リソースの枯渇 		CVE-2026-6844 2026-05-22 10:52 2026-04-22 Show GitHub Exploit DB Packet Storm
3046 5 警告
Local 		GNU Project
レッドハット		 Red Hat Hardened Images
Red Hat OpenShift Container Platform
Red Hat Enterprise Linux
GNU Binutils 		GNU Project等の複数ベンダの製品におけるNULL ポインタデリファレンスに関する脆弱性 CWE-476
NULL ポインタデリファレンス 		CVE-2026-6845 2026-05-22 10:52 2026-04-22 Show GitHub Exploit DB Packet Storm
3047 7.8 重要
Local 		GNU Project
レッドハット		 Red Hat Hardened Images
Red Hat OpenShift Container Platform
Red Hat Enterprise Linux
GNU Binutils 		GNU Project等の複数ベンダの製品におけるヒープベースのバッファオーバーフローの脆弱性 CWE-122
ヒープオーバーフロー 		CVE-2026-6846 2026-05-22 10:52 2026-04-22 Show GitHub Exploit DB Packet Storm
3048 8.1 重要
Network 		レッドハット Quay レッドハットのQuayにおけるセッション期限に関する脆弱性 CWE-613
不適切なセッション期限 		CVE-2026-6848 2026-05-22 10:52 2026-04-22 Show GitHub Exploit DB Packet Storm
3049 7.1 重要
Local 		レッドハット Red Hat Enterprise Linux AI
InstructLab 		レッドハットのRed Hat Enterprise Linux AI等の複数製品におけるパストラバーサルの脆弱性 CWE-22
パス・トラバーサル 		CVE-2026-6855 2026-05-22 10:52 2026-04-22 Show GitHub Exploit DB Packet Storm
3050 6.5 警告
Adjacent 		Mozilla Foundation Mozilla Firefox Mozilla FoundationのMozilla Firefoxにおける複数の脆弱性 CWE-200
CWE-306
CVE-2026-8706 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 21, 2026, 4:01 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
305791 - opera opera_browser Opera 11.60 and earlier does not prevent capture of data about the times of Same Origin Policy violations during IFRAME loading attempts, which makes it easier for remote attackers to determine wheth… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2011-4690 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305792 - microsoft internet_explorer Microsoft Internet Explorer 6 through 9 does not prevent capture of data about the times of Same Origin Policy violations during IFRAME loading attempts, which makes it easier for remote attackers to… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2011-4689 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305793 - mozilla firefox Mozilla Firefox 8.0.1 and earlier does not prevent capture of data about the times of Same Origin Policy violations during IFRAME loading attempts, which makes it easier for remote attackers to deter… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2011-4688 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305794 - opera opera_browser Opera before 11.60 allows remote attackers to cause a denial of service (CPU and memory consumption) via unspecified content on a web page, as demonstrated by a page under the cisco.com home page. CWE-399
 Resource Management Errors 		CVE-2011-4687 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305795 - opera opera_browser Unspecified vulnerability in the Web Workers implementation in Opera before 11.60 allows remote attackers to cause a denial of service (application crash) via unknown vectors. NVD-CWE-noinfo
CVE-2011-4686 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305796 - opera opera_browser Dragonfly in Opera before 11.60 allows remote attackers to cause a denial of service (application crash) via unspecified content on a web page, as demonstrated by forbes.com. CWE-20
 Improper Input Validation  		CVE-2011-4685 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305797 - opera opera_browser Opera before 11.60 does not properly handle certificate revocation, which has unspecified impact and remote attack vectors related to "corner cases." CWE-310
Cryptographic Issues 		CVE-2011-4684 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305798 - opera opera_browser Unspecified vulnerability in Opera before 11.60 has unknown impact and attack vectors, related to a "moderately severe issue." NVD-CWE-noinfo
CVE-2011-4683 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305799 - opera opera_browser The JavaScript engine in Opera before 11.60 does not properly implement the in operator, which allows remote attackers to bypass the Same Origin Policy via vectors related to variables on different w… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2011-4682 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
305800 - opera opera_browser Opera before 11.60 does not properly consider the number of . (dot) characters that conventionally exist in domain names of different top-level domains, which allows remote attackers to bypass the Sa… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2011-4681 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm