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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":May 27, 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
255901 4.3 警告 Opera Software ASA - Windows 上で稼働する Opera におけるサービス運用妨害 (DoS) の脆弱性 CWE-399
リソース管理の問題 		CVE-2008-5428 2010-09-27 16:07 2008-12-11 Show GitHub Exploit DB Packet Storm
255902 4.3 警告 Opera Software ASA - Opera の Opera.dll におけるクロスサイトスクリプティングの脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2008-4725 2010-09-27 16:07 2008-10-23 Show GitHub Exploit DB Packet Storm
255903 5.8 警告 Opera Software ASA - Opera における新規フィードの購読を作成される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2008-4698 2010-09-27 16:05 2008-10-23 Show GitHub Exploit DB Packet Storm
255904 10 危険 Opera Software ASA - Windows 上で稼働する Opera における任意のコードを実行される脆弱性 CWE-noinfo
情報不足 		CVE-2008-4293 2010-09-27 16:05 2008-09-27 Show GitHub Exploit DB Packet Storm
255905 10 危険 Opera Software ASA - Opera における CRL の更新時の処理に関する脆弱性 CWE-255
CWE-noinfo
CVE-2008-4292 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255906 6.4 警告 Opera Software ASA - Opera における Web スクリプトを含むページの URL をアドレスフィールドに表示される脆弱性 CWE-20
不適切な入力確認 		CVE-2008-4200 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255907 5 警告 Opera Software ASA - Opera におけるローカルファイル名の有効性を判別される脆弱性 CWE-200
情報漏えい 		CVE-2008-4199 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255908 7.5 危険 Opera Software ASA - Opera における http ページ上で危険な操作を実行させられる脆弱性 CWE-Other
その他 		CVE-2008-4198 2010-09-27 16:03 2008-09-27 Show GitHub Exploit DB Packet Storm
255909 9.3 危険 Opera Software ASA - Opera における任意のコードを実行される脆弱性 CWE-399
リソース管理の問題 		CVE-2008-4197 2010-09-27 16:03 2008-09-27 Show GitHub Exploit DB Packet Storm
255910 4.3 警告 Opera Software ASA - Opera におけるクロスサイトスクリプティングの脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2008-4196 2010-09-27 16:02 2008-09-27 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 28, 2026, 4:16 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
196531 8.1 HIGH
Network 		zeromq libzmq There's a flaw in the zeromq server in versions before 4.3.3 in src/decoder_allocators.hpp. The decoder static allocator could have its sized changed, but the buffer would remain the same as it is a … CWE-787
 Out-of-bounds Write 		CVE-2021-20235 2024-11-21 14:46 2021-04-1 Show GitHub Exploit DB Packet Storm
196532 6.5 MEDIUM
Network 		zeromq libzmq An uncontrolled resource consumption (memory leak) flaw was found in the ZeroMQ client in versions before 4.3.3 in src/pipe.cpp. This issue causes a client that connects to multiple malicious or comp… CWE-401
 Missing Release of Memory after Effective Lifetime 		CVE-2021-20234 2024-11-21 14:46 2021-04-1 Show GitHub Exploit DB Packet Storm
196533 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20520 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196534 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20518 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196535 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20506 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196536 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20504 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196537 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20503 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196538 7.1 HIGH
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive informati… CWE-611
XXE 		CVE-2021-20502 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196539 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20447 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm
196540 5.4 MEDIUM
Network 		ibm rational_engineering_lifecycle_manager
rational_team_concert
engineering_workflow_management
engineering_lifecycle_management
engineering_insights
engineering_requirements_quality_assi… 		IBM Jazz Foundation Products are vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentia… CWE-79
Cross-site Scripting 		CVE-2021-20352 2024-11-21 14:46 2021-03-31 Show GitHub Exploit DB Packet Storm