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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 25, 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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226981 5 警告 Ruby on Rails project - Ruby on Rails 用 Authlogic gem における SQL インジェクションの脆弱性 CWE-200
情報漏えい 		CVE-2012-6497 2013-01-7 18:04 2013-01-4 Show GitHub Exploit DB Packet Storm
226982 4.6 警告 Opera Software ASA - UNIX 上で稼働する 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-2012-6472 2013-01-7 16:52 2012-12-18 Show GitHub Exploit DB Packet Storm
226983 5 警告 Opera Software ASA - Opera におけるアドレスフィールドを偽装される脆弱性 CWE-Other
その他 		CVE-2012-6471 2013-01-7 16:52 2012-12-18 Show GitHub Exploit DB Packet Storm
226984 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-119
バッファエラー 		CVE-2012-6470 2013-01-7 16:50 2012-12-18 Show GitHub Exploit DB Packet Storm
226985 5 警告 Opera Software ASA - Opera における任意のローカルファイルの存在を特定される脆弱性 CWE-200
情報漏えい 		CVE-2012-6469 2013-01-7 16:49 2012-11-20 Show GitHub Exploit DB Packet Storm
226986 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-2012-6468 2013-01-7 16:49 2012-11-20 Show GitHub Exploit DB Packet Storm
226987 4.3 警告 Opera Software ASA - Opera におけるフィッシング攻撃を実行される脆弱性 CWE-noinfo
情報不足 		CVE-2012-6467 2013-01-7 16:48 2012-11-6 Show GitHub Exploit DB Packet Storm
226988 5 警告 Opera Software ASA - Opera におけるプロセスメモリから重要な情報を取得される脆弱性 CWE-200
情報漏えい 		CVE-2012-6466 2013-01-7 16:47 2012-11-6 Show GitHub Exploit DB Packet Storm
226989 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-2012-6465 2013-01-7 16:46 2012-11-6 Show GitHub Exploit DB Packet Storm
226990 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-2012-6464 2013-01-7 16:46 2012-11-6 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 25, 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
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221721 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Changes, within the application, to e-mail addresses are mishandled. NVD-CWE-noinfo
CVE-2019-20878 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221722 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information about whether someone has 2FA enabled. NVD-CWE-noinfo
CVE-2019-20877 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221723 5.4 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Users can deactivate themselves, bypassing a policy. NVD-CWE-noinfo
CVE-2019-20876 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221724 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows a password reset to proceed while an e-mail address is being changed. CWE-287
Improper Authentication 		CVE-2019-20875 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221725 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information during a role change. NVD-CWE-noinfo
CVE-2019-20874 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221726 6.5 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. It allows attackers to obtain sensitive information during user activation/deactivation. NVD-CWE-noinfo
CVE-2019-20873 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221727 5.5 MEDIUM
Local 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. SSRF can attack local services. CWE-918
Server-Side Request Forgery (SSRF)  		CVE-2019-20872 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221728 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. The Markdown library allows catastrophic backtracking. NVD-CWE-Other
CVE-2019-20871 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221729 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.10.0. An attacker can bypass the intended appearance of the Edited flag after changing a post's file ID. CWE-20
 Improper Input Validation  		CVE-2019-20870 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221730 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.10.0, 5.9.1, 5.8.2, and 4.10.9. A non-member could change the Update/Patch Channel endpoint for a private channel. NVD-CWE-noinfo
CVE-2019-20869 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm