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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, 2:01 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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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 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
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294211 - opera opera_browser Opera before 12.12 on UNIX uses weak permissions for the profile directory, which allows local users to obtain sensitive information by reading a (1) cache file, (2) password file, or (3) configurati… CWE-264
Permissions, Privileges, and Access Controls 		CVE-2012-6472 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294212 - opera opera_browser Opera before 12.12 allows remote attackers to spoof the address field via a high rate of HTTP requests. NVD-CWE-Other
CVE-2012-6471 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294213 - opera opera_browser Opera before 12.12 does not properly allocate memory for GIF images, which allows remote attackers to execute arbitrary code or cause a denial of service (memory overwrite) via a malformed image. CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2012-6470 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294214 - opera opera_browser Opera before 12.11 allows remote attackers to determine the existence of arbitrary local files via vectors involving web script in an error page. CWE-200
Information Exposure 		CVE-2012-6469 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294215 - opera opera_browser Heap-based buffer overflow in Opera before 12.11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a long HTTP response. CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2012-6468 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294216 - opera opera_browser Opera before 12.10 follows Internet shortcuts that are referenced by a (1) IMG element or (2) other inline element, which makes it easier for remote attackers to conduct phishing attacks via a crafte… NVD-CWE-noinfo
CVE-2012-6467 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294217 - opera opera_browser Opera before 12.10 does not properly handle incorrect size data in a WebP image, which allows remote attackers to obtain potentially sensitive information from process memory by using a crafted image… CWE-200
Information Exposure 		CVE-2012-6466 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294218 - opera opera_browser Opera before 12.10 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a malformed SVG image. CWE-94
Code Injection 		CVE-2012-6465 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294219 - opera opera_browser Cross-site scripting (XSS) vulnerability in Opera before 12.10 allows remote attackers to inject arbitrary web script or HTML via crafted JavaScript code that overrides methods of unspecified native … CWE-79
Cross-site Scripting 		CVE-2012-6464 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm
294220 - opera opera_browser Cross-site scripting (XSS) vulnerability in Opera before 12.10 allows remote attackers to inject arbitrary web script or HTML via vectors involving an unspecified sequence of loading of documents and… CWE-79
Cross-site Scripting 		CVE-2012-6463 2024-11-21 10:46 2013-01-2 Show GitHub Exploit DB Packet Storm