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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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JVN Vulnerability Information

Update Date":June 20, 2026, 6 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
258571 5 警告 Opera Software ASA - Opera の news-feed プレビュー機能における任意のフィードの購読を強制される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2010-3020 2010-09-27 16:21 2010-08-12 Show GitHub Exploit DB Packet Storm
258572 9.3 危険 Opera Software ASA - 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-2010-3019 2010-09-27 16:21 2010-08-12 Show GitHub Exploit DB Packet Storm
258573 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
258574 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
258575 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
258576 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
258577 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
258578 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
258579 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
258580 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
NVD Vulnerability Information

Update Date:June 20, 2026, 4:01 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
199901 6.5 MEDIUM
Network 		gitlab gitlab Improper authorization in the vulnerability report feature in GitLab EE affecting all versions since 13.1 allowed a reporter to access vulnerability data NVD-CWE-Other
CVE-2021-22244 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199902 4.3 MEDIUM
Network 		gitlab gitlab Under specialized conditions, GitLab CE/EE versions starting 7.10 may allow existing GitLab users to use an invite URL meant for another email address to gain access into a group. CWE-863
 Incorrect Authorization 		CVE-2021-22243 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199903 5.4 MEDIUM
Network 		gitlab gitlab Insufficient input sanitization in Mermaid markdown in GitLab CE/EE version 11.4 and up allows an attacker to exploit a stored cross-site scripting vulnerability via a specially-crafted markdown CWE-79
Cross-site Scripting 		CVE-2021-22242 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199904 4.9 MEDIUM
Network 		gitlab gitlab Under specialized conditions, GitLab may allow a user with an impersonation token to perform Git actions even if impersonation is disabled. This vulnerability is present in GitLab CE/EE versions befo… CWE-384
 Session Fixation 		CVE-2021-22237 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199905 8.8 HIGH
Network 		gitlab gitlab Due to improper handling of OAuth client IDs, new subscriptions generated OAuth tokens on an incorrect OAuth client application. This vulnerability is present in GitLab CE/EE since version 14.1. CWE-863
 Incorrect Authorization 		CVE-2021-22236 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199906 7.8 HIGH
Local 		codesys codesys An unsafe deserialization vulnerability exists in the Engine.plugin ProfileInformation ProfileData functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file… CWE-502
 Deserialization of Untrusted Data 		CVE-2021-21869 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199907 8.8 HIGH
Network 		gpac
debian 		gpac
debian_linux 		An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause an int… CWE-190
 Integer Overflow or Wraparound 		CVE-2021-21850 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199908 8.8 HIGH
Network 		gpac
debian 		gpac
debian_linux 		An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause an int… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2021-21849 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199909 8.8 HIGH
Network 		gpac
debian 		gpac
debian_linux 		An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. The library will actually reuse the parser for at… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2021-21848 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm
199910 8.8 HIGH
Network 		gpac
debian 		gpac
debian_linux 		An exploitable integer overflow vulnerability exists within the MPEG-4 decoding functionality of the GPAC Project on Advanced Content library v1.0.1. A specially crafted MPEG-4 input can cause an int… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2021-21842 2024-11-21 14:49 2021-08-26 Show GitHub Exploit DB Packet Storm