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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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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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252831 6.8 警告 Opera Software ASA - Opera における任意の Web スクリプトを実行される脆弱性 CWE-287
不適切な認証 		CVE-2009-2059 2010-09-27 16:10 2009-06-15 Show GitHub Exploit DB Packet Storm
252832 9.3 危険 アドビシステムズ
Opera Software ASA		 - Opera における Adobe Acrobat の JavaScript の制限を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2009-1599 2010-09-27 16:09 2009-05-11 Show GitHub Exploit DB Packet Storm
252833 5 警告 Opera Software ASA - 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-2008-7245 2010-09-27 16:09 2009-09-18 Show GitHub Exploit DB Packet Storm
252834 9.3 危険 Opera Software ASA - Windows 上で稼働する Opera 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-119
バッファエラー 		CVE-2008-5178 2010-09-27 16:09 2008-11-20 Show GitHub Exploit DB Packet Storm
252835 10 危険 Opera Software ASA - Opera における脆弱性 CWE-noinfo
情報不足 		CVE-2009-0916 2010-09-27 16:08 2009-03-3 Show GitHub Exploit DB Packet Storm
252836 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
252837 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
252838 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
252839 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
252840 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
NVD Vulnerability Information

Update Date:May 4, 2026, 4:06 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
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296971 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via vectors related to selecting a text node, and closed pop-up windows, remov… NVD-CWE-noinfo
CVE-2011-2617 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296972 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (memory consumption) via unknown content on a web page, as demonstrated by test262.ecmascript.org. NVD-CWE-noinfo
CVE-2011-2616 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296973 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application hang) via unknown content on a web page, as demonstrated by domiteca.com. NVD-CWE-noinfo
CVE-2011-2615 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296974 - opera opera_browser The SVG implementation in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via vectors involving a path on which many characters are drawn. CWE-399
 Resource Management Errors 		CVE-2011-2614 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296975 - opera opera_browser The Array.prototype.join method in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via a non-array object that contains initial holes. CWE-399
 Resource Management Errors 		CVE-2011-2613 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296976 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via unknown content on a web page, as demonstrated by progorod.ru. NVD-CWE-noinfo
CVE-2011-2612 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296977 - opera opera_browser Unspecified vulnerability in the printing functionality in Opera before 11.50 allows user-assisted remote attackers to cause a denial of service (application crash) via a crafted web page. NVD-CWE-noinfo
CVE-2011-2611 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296978 - opera opera_browser Unspecified vulnerability in Opera before 11.50 has unknown impact and attack vectors, related to a "moderately severe issue." NVD-CWE-noinfo
CVE-2011-2610 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296979 - opera opera_browser Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site. CWE-79
Cross-site Scripting 		CVE-2011-2609 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
296980 - hp operations_agent
openview_performance_agent 		ovbbccb.exe 6.20.50.0 and other versions in HP OpenView Performance Agent 4.70 and 5.0; and Operations Agent 11.0, 8.60.005, 8.60.006, 8.60.007, 8.60.008, 8.60.501, and 8.53; allows remote attackers … CWE-20
 Improper Input Validation  		CVE-2011-2608 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm