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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 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
253131 5 警告 Opera Software ASA - Opera におけるサービス運用妨害 (アプリケーションクラッシュ) の脆弱性 CWE-noinfo
情報不足 		CVE-2011-2636 2011-08-16 11:30 2011-04-12 Show GitHub Exploit DB Packet Storm
253132 5 警告 Opera Software ASA - Opera の Cascading Style Sheets 実装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-2011-2635 2011-08-16 11:30 2011-04-12 Show GitHub Exploit DB Packet Storm
253133 5 警告 Opera Software ASA - Opera における検索および設定変更の機能をハイジャックされる脆弱性 CWE-20
不適切な入力確認 		CVE-2011-2634 2011-08-16 11:29 2011-04-12 Show GitHub Exploit DB Packet Storm
253134 9.3 危険 シマンテック
IBM		 - IBM Lotus Notes の xlssr.dll 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-2011-1512 2011-08-16 11:26 2011-05-24 Show GitHub Exploit DB Packet Storm
253135 9.3 危険 シマンテック
IBM		 - IBM Lotus Notes にて使用される Autonomy KeyView の lzhsr.dll における整数アンダーフローの脆弱性 CWE-189
数値処理の問題 		CVE-2011-1213 2011-08-16 11:24 2011-05-24 Show GitHub Exploit DB Packet Storm
253136 9.3 危険 シマンテック
IBM		 - IBM Lotus Notes にて使用される rtfsr.dll におけるスタック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-2011-1214 2011-08-16 11:23 2011-05-24 Show GitHub Exploit DB Packet Storm
253137 9.3 危険 シマンテック
IBM		 - IBM Lotus Notes にて使用される mw8sr.dll におけるスタック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-2011-1215 2011-08-16 11:22 2011-05-24 Show GitHub Exploit DB Packet Storm
253138 9.3 危険 シマンテック
IBM		 - IBM Lotus Notes にて使用される assr.dll におけスタック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-2011-1216 2011-08-16 11:19 2011-05-24 Show GitHub Exploit DB Packet Storm
253139 9.3 危険 IBM - IBM Lotus Notes で利用される Autonomy KeyView における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-2011-1217 2011-08-16 11:18 2011-05-24 Show GitHub Exploit DB Packet Storm
253140 9.3 危険 シマンテック
IBM		 - IBM Lotus Notes にて使用される kvarcve.dll における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-2011-1218 2011-08-16 11:15 2011-05-24 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 21, 2026, 4:10 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
221441 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.13.0. Non-members may fetch a team's slash commands. NVD-CWE-noinfo
CVE-2019-20862 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221442 8.8 HIGH
Network 		mattermost mattermost_desktop An issue was discovered in Mattermost Desktop App before 4.2.2. It allows attackers to execute arbitrary code via a crafted link. NVD-CWE-noinfo
CVE-2019-20861 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221443 5.5 MEDIUM
Local 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.14.0, 5.13.3, 5.12.6, and 5.9.4. It allows remote attackers to cause a denial of service (application hang) via a crafted SVG document. NVD-CWE-noinfo
CVE-2019-20860 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221444 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.15.0. Login access control can be bypassed via crafted input. NVD-CWE-noinfo
CVE-2019-20859 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221445 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.15.0. It allows attackers to cause a denial of service (CPU consumption) via crafted characters in a SQL LIKE clause to an APIv4 endpoint. CWE-400
 Uncontrolled Resource Consumption 		CVE-2019-20858 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221446 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.16.0. It allows attackers to cause a denial of service (markdown renderer hang) via many backtick characters. NVD-CWE-noinfo
CVE-2019-20857 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221447 9.8 CRITICAL
Network 		mattermost mattermost_desktop An issue was discovered in Mattermost Desktop App before 4.3.0 on macOS. It allows dylib injection. CWE-427
 Uncontrolled Search Path Element 		CVE-2019-20856 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221448 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.16.1, 5.15.2, 5.14.5, and 5.9.6. It allows attackers to obtain sensitive information (local files) during legacy attachment migration. NVD-CWE-noinfo
CVE-2019-20855 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221449 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.17.0. It allows remote attackers to cause a denial of service (client-side application crash) via a LaTeX message. NVD-CWE-noinfo
CVE-2019-20854 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
221450 9.8 CRITICAL
Network 		mattermost mattermost_packages An issue was discovered in Mattermost Packages before 5.16.3. A Droplet could allow Internet access to a service that has a remote code execution problem. CWE-668
 Exposure of Resource to Wrong Sphere 		CVE-2019-20853 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm