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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 27, 2026, 4 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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255881 4.3 警告 Opera Software ASA - Opera における URL を偽装される脆弱性 CWE-Other
その他 		CVE-2009-3047 2010-09-27 16:15 2009-09-1 Show GitHub Exploit DB Packet Storm
255882 5 警告 Opera Software ASA - Opera における証明書チェーンの有効性を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2009-3046 2010-09-27 16:15 2009-09-1 Show GitHub Exploit DB Packet Storm
255883 5 警告 Opera Software ASA - Opera における任意の SSL サーバになりすまされる脆弱性 CWE-310
暗号の問題 		CVE-2009-3045 2010-09-27 16:15 2009-09-1 Show GitHub Exploit DB Packet Storm
255884 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-94
コード・インジェクション 		CVE-2009-3831 2010-09-27 16:14 2009-10-28 Show GitHub Exploit DB Packet Storm
255885 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-2009-3269 2010-09-27 16:14 2009-09-18 Show GitHub Exploit DB Packet Storm
255886 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-2009-3266 2010-09-27 16:14 2009-09-18 Show GitHub Exploit DB Packet Storm
255887 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-2009-3265 2010-09-27 16:14 2009-09-18 Show GitHub Exploit DB Packet Storm
255888 5 警告 Opera Software ASA - Opera の X.509 証明書における SSLサーバになりすまされる脆弱性 CWE-310
暗号の問題 		CVE-2009-3044 2010-09-27 16:13 2009-09-1 Show GitHub Exploit DB Packet Storm
255889 4.3 警告 Opera Software ASA - Opera における data: URI をブロックしない脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2009-3013 2010-09-27 16:13 2009-08-31 Show GitHub Exploit DB Packet Storm
255890 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-2009-2577 2010-09-27 16:12 2009-07-22 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 27, 2026, 4:52 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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300161 - 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
300162 - 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
300163 - 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
300164 - 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
300165 - 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
300166 - 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
300167 - 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
300168 - vtiger vtiger_crm Multiple cross-site scripting (XSS) vulnerabilities in the customer portal in vtiger CRM before 5.2.0 allow remote attackers to inject arbitrary web script or HTML via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2011-4680 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
300169 - vtiger vtiger_crm vtiger CRM before 5.3.0 does not properly recognize the disabled status of a field in the Leads module, which allows remote authenticated users to bypass intended access restrictions by reading a pre… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2011-4679 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm
300170 - apc powerchute Cross-site scripting (XSS) vulnerability in Schneider Electric PowerChute Business Edition before 8.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2011-4263 2024-11-21 10:32 2011-12-8 Show GitHub Exploit DB Packet Storm