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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 2, 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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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 2, 2026, 4:08 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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289651 - plone plone python_scripts.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to cause a denial of service (memory consumption) via a large value, related to formatColumns. CWE-399
 Resource Management Errors 		CVE-2012-5499 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289652 - plone plone queryCatalog.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to bypass caching and cause a denial of service via a crafted request to a collection. CWE-264
Permissions, Privileges, and Access Controls 		CVE-2012-5498 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289653 - plone plone membership_tool.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to enumerate user account names via a crafted URL. CWE-200
Information Exposure 		CVE-2012-5497 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289654 - plone plone kupu_spellcheck.py in Kupu in Plone before 4.0 allows remote attackers to cause a denial of service (ZServer thread lock) via a crafted URL. CWE-399
 Resource Management Errors 		CVE-2012-5496 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289655 - plone plone python_scripts.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to execute Python code via a crafted URL, related to "go_back." CWE-94
Code Injection 		CVE-2012-5495 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289656 - plone plone Cross-site scripting (XSS) vulnerability in python_scripts.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, relat… CWE-79
Cross-site Scripting 		CVE-2012-5494 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289657 - plone plone gtbn.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote authenticated users with certain permissions to bypass the Python sandbox and execute arbitrary Python code via unspecified vectors. CWE-94
Code Injection 		CVE-2012-5493 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289658 - plone plone uid_catalog.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to obtain metadata about hidden objects via a crafted URL. CWE-200
Information Exposure 		CVE-2012-5492 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289659 - plone plone z3c.form, as used in Plone before 4.2.3 and 4.3 before beta 1, allows remote attackers to obtain the default form field values by leveraging knowledge of the form location and the element id. CWE-200
Information Exposure 		CVE-2012-5491 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm
289660 - plone plone Cross-site scripting (XSS) vulnerability in kssdevel.py in Plone before 4.2.3 and 4.3 before beta 1 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2012-5490 2024-11-21 10:44 2014-09-30 Show GitHub Exploit DB Packet Storm