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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 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
PoC
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196881 6.1 MEDIUM
Network 		oauth2_proxy_project oauth2_proxy OAuth2 Proxy before 5.0 has an open redirect vulnerability. Authentication tokens could be silently harvested by an attacker. This has been patched in version 5.0. CWE-601
Open Redirect 		CVE-2020-5233 2024-11-21 14:33 2020-01-31 Show GitHub Exploit DB Packet Storm
196882 7.5 HIGH
Network 		feedgen_project feedgen Feedgen (python feedgen) before 0.9.0 is susceptible to XML Denial of Service attacks. The *feedgen* library allows supplying XML as content for some of the available fields. This XML will be parsed … CWE-776
XML Entity Expansion 		CVE-2020-5227 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196883 7.5 HIGH
Network 		google tensorflow In TensorFlow before 1.15.2 and 2.0.1, converting a string (from Python) to a tf.float16 value results in a segmentation fault in eager mode as the format checks for this use case are only in the gra… CWE-20
 Improper Input Validation  		CVE-2020-5215 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196884 9.8 CRITICAL
Network 		nethack nethack In NetHack before 3.6.5, an invalid extended command in value for the AUTOCOMPLETE configuration file option can cause a buffer overflow resulting in a crash or remote code execution/privilege escala… CWE-120
Classic Buffer Overflow 		CVE-2020-5211 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196885 9.8 CRITICAL
Network 		nethack nethack In NetHack before 3.6.5, detecting an unknown configuration file option can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulnerability affects syst… CWE-120
Classic Buffer Overflow 		CVE-2020-5214 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196886 9.8 CRITICAL
Network 		nethack nethack In NetHack before 3.6.5, too long of a value for the SYMBOL configuration file option can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulnerabilit… CWE-120
Classic Buffer Overflow 		CVE-2020-5213 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196887 9.8 CRITICAL
Network 		nethack nethack In NetHack before 3.6.5, an extremely long value for the MENUCOLOR configuration file option can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulne… CWE-120
Classic Buffer Overflow 		CVE-2020-5212 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196888 7.8 HIGH
Local 		nethack nethack In NetHack before 3.6.5, an invalid argument to the -w command line option can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulnerability affects s… CWE-120
Classic Buffer Overflow 		CVE-2020-5210 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196889 7.8 HIGH
Local 		nethack nethack In NetHack before 3.6.5, unknown options starting with -de and -i can cause a buffer overflow resulting in a crash or remote code execution/privilege escalation. This vulnerability affects systems th… CWE-120
Classic Buffer Overflow 		CVE-2020-5209 2024-11-21 14:33 2020-01-29 Show GitHub Exploit DB Packet Storm
196890 7.5 HIGH
Network 		jetbrains ktor In Ktor before 1.3.0, request smuggling is possible when running behind a proxy that doesn't handle Content-Length and Transfer-Encoding properly or doesn't handle \n as a headers separator. CWE-444
HTTP Request Smuggling 		CVE-2020-5207 2024-11-21 14:33 2020-01-28 Show GitHub Exploit DB Packet Storm