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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 4, 2026, 6 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
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252791 9.3 危険 Opera Software ASA - Windows および Mac OS X 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-264
認可・権限・アクセス制御 		CVE-2010-2666 2010-09-27 16:20 2010-06-21 Show GitHub Exploit DB Packet Storm
252792 4.3 警告 Opera Software ASA - Opera における URI の処理に関す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-2010-2665 2010-09-27 16:20 2010-06-21 Show GitHub Exploit DB Packet Storm
252793 4.3 警告 Opera Software ASA - Opera の HTML コンテンツにおけるサービス運用妨害 (DoS) の脆弱性 CWE-Other
その他 		CVE-2010-2664 2010-09-27 16:20 2010-07-1 Show GitHub Exploit DB Packet Storm
252794 4.3 警告 Opera Software ASA - Opera におけるサービス運用妨害 (DoS) の脆弱性 CWE-Other
その他 		CVE-2010-2663 2010-09-27 16:20 2010-07-1 Show GitHub Exploit DB Packet Storm
252795 4.3 警告 Opera Software ASA - Opera におけるポップアップブロッカーを回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2010-2662 2010-09-27 16:20 2010-07-1 Show GitHub Exploit DB Packet Storm
252796 4.3 警告 Opera Software ASA - Opera における重要な情報を取得される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2010-2661 2010-09-27 16:19 2010-06-21 Show GitHub Exploit DB Packet Storm
252797 4.3 警告 Opera Software ASA - Opera における IDN ドメインになりすまされる脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2010-2660 2010-09-27 16:19 2010-06-21 Show GitHub Exploit DB Packet Storm
252798 4.3 警告 Opera Software ASA - Opera における重要な情報を取得される脆弱性 CWE-200
情報漏えい 		CVE-2010-2659 2010-09-27 16:19 2010-03-2 Show GitHub Exploit DB Packet Storm
252799 4.3 警告 Opera Software ASA - Opera における任意のファイルのアップロードを誘発させられる脆弱性 CWE-20
不適切な入力確認 		CVE-2010-2658 2010-09-27 16:19 2010-07-1 Show GitHub Exploit DB Packet Storm
252800 9.3 危険 Opera Software ASA - Windows および Mac OS X 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-264
認可・権限・アクセス制御 		CVE-2010-2657 2010-09-27 16:18 2010-07-1 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 5, 2026, 4:51 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
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1981 7.5 HIGH
Network 		fedify fedify\/fedify
fedify\/vocab-runtime 		Fedify is a TypeScript library for building federated server apps powered by ActivityPub. Prior to 1.9.6, 1.10.5, 2.0.8, and 2.1.1, @fedify/fedify follows HTTP redirects recursively in its remote doc… CWE-400
CWE-770
 Uncontrolled Resource Consumption
 Allocation of Resources Without Limits or Throttling 		CVE-2026-34148 2026-04-26 03:03 2026-04-7 Show GitHub Exploit DB Packet Storm
1982 6.5 MEDIUM
Network 		mattermost mattermost_server Mattermost Plugins versions <=2.3.1 fail to limit the request body size on the {{/lifecycle}} webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service … CWE-770
 Allocation of Resources Without Limits or Throttling 		CVE-2026-21388 2026-04-26 03:02 2026-04-9 Show GitHub Exploit DB Packet Storm
1983 3.7 LOW
Network 		linuxfoundation backstage\/backend_defaults Backstage is an open framework for building developer portals, and @backstage/backend-defaults provides the default implementations and setup for a standard Backstage backend app. Prior to versions 0… CWE-918
Server-Side Request Forgery (SSRF)  		CVE-2026-24048 2026-04-26 03:01 2026-01-22 Show GitHub Exploit DB Packet Storm
1984 3.7 LOW
Network 		linuxfoundation backstage\/backend_defaults Backstage es un framework abierto para construir portales de desarrolladores, y @backstage/backend-defaults proporciona las implementaciones y configuración predeterminadas para una aplicación backen… CWE-918
Server-Side Request Forgery (SSRF)  		CVE-2026-24048 2026-04-26 03:01 2026-01-22 Show GitHub Exploit DB Packet Storm
1985 2.7 LOW
Network 		linuxfoundation backstage\/integration Backstage is an open framework for building developer portals. Prior to version 1.20.1, a vulnerability in the SCM URL parsing used by Backstage integrations allowed path traversal sequences in encod… CWE-22
Path Traversal 		CVE-2026-29185 2026-04-26 03:01 2026-03-8 Show GitHub Exploit DB Packet Storm
1986 2.7 LOW
Network 		linuxfoundation backstage\/integration Backstage es un framework abierto para construir portales de desarrolladores. Antes de la versión 1.20.1, una vulnerabilidad en el análisis de URL de SCM utilizado por las integraciones de Backstage … CWE-22
Path Traversal 		CVE-2026-29185 2026-04-26 03:01 2026-03-8 Show GitHub Exploit DB Packet Storm
1987 6.5 MEDIUM
Network 		linuxfoundation backstage\/plugin-scaffolder-backend Backstage is an open framework for building developer portals. Prior to version 3.1.4, a malicious scaffolder template can bypass the log redaction mechanism to exfiltrate secrets provided run throug… CWE-532
 Inclusion of Sensitive Information in Log Files 		CVE-2026-29184 2026-04-26 03:01 2026-03-8 Show GitHub Exploit DB Packet Storm
1988 6.5 MEDIUM
Network 		linuxfoundation backstage\/plugin-scaffolder-backend Backstage es un framework abierto para construir portales de desarrolladores. Antes de la versión 3.1.4, una plantilla de andamiaje maliciosa puede eludir el mecanismo de redacción de registros para … CWE-532
 Inclusion of Sensitive Information in Log Files 		CVE-2026-29184 2026-04-26 03:01 2026-03-8 Show GitHub Exploit DB Packet Storm
1989 9.8 CRITICAL
Network 		n2ws n2w In N2W before 4.3.2 and 4.4.x before 4.4.1, there is potential remote code execution and account credentials theft because of a spoofing vulnerability. CWE-290
 Authentication Bypass by Spoofing 		CVE-2025-59707 2026-04-26 03:01 2026-03-26 Show GitHub Exploit DB Packet Storm
1990 9.8 CRITICAL
Network 		n2ws n2w En N2W antes de 4.3.2 y 4.4.x antes de 4.4.1, existe potencial ejecución remota de código y robo de credenciales de cuenta debido a una vulnerabilidad de suplantación de identidad. CWE-290
 Authentication Bypass by Spoofing 		CVE-2025-59707 2026-04-26 03:01 2026-03-26 Show GitHub Exploit DB Packet Storm