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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":May 28, 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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250511 5 警告 OTRS プロジェクト - OTRS におけるサービス運用妨害 (DoS) の脆弱性 CWE-20
不適切な入力確認 		CVE-2010-4767 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250512 4.3 警告 OTRS プロジェクト - OTRS の AgentTicketForward 機能における重要な画像情報を取得される脆弱性 CWE-20
不適切な入力確認 		CVE-2010-4766 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250513 4.9 警告 OTRS プロジェクト - OTRS の Kernel::System::Main::FileWrite メソッドにおける icketCounter.log のデータを破損される脆弱性 CWE-362
競合状態 		CVE-2010-4765 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250514 5 警告 OTRS プロジェクト - OTRS における電子メール通信をなりすまされる脆弱性 CWE-255
証明書・パスワード管理 		CVE-2010-4764 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250515 6.5 警告 OTRS プロジェクト - OTRS の ACL 顧客ステータスチケットタイプ設定における ACL 制限を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2010-4763 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250516 3.5 注意 OTRS プロジェクト - OTRS のリッチテキストエディタコンポーネント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-2010-4762 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250517 4 警告 OTRS プロジェクト - OTRS の顧客インターフェースチケット印刷ダイアログ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-2010-4761 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250518 3.5 注意 OTRS プロジェクト - OTRS 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-2010-4760 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250519 4 警告 OTRS プロジェクト - OTRS におけるサービス運用妨害 (DoS) の脆弱性 CWE-20
不適切な入力確認 		CVE-2010-4759 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
250520 1.9 注意 OTRS プロジェクト - OTRS の installer.pl におけるパスワード取得される脆弱性 CWE-310
暗号の問題 		CVE-2010-4758 2012-03-27 18:42 2011-03-18 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 29, 2026, 4:16 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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1751 7.1 HIGH
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to validate file ownership and access control, which allows an authenticated user to access and down… CWE-639
 Authorization Bypass Through User-Controlled Key 		CVE-2026-3473 2026-05-23 02:21 2026-05-22 Show GitHub Exploit DB Packet Storm
1752 4.3 MEDIUM
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to sanitize team member data when returned via API to users without elevated permissions which allow… CWE-200
Information Exposure 		CVE-2026-3636 2026-05-23 02:21 2026-05-22 Show GitHub Exploit DB Packet Storm
1753 5.3 MEDIUM
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to archive the channel before removing persistent notifications which allows authenticated user to c… CWE-362
Race Condition 		CVE-2026-4635 2026-05-23 02:20 2026-05-22 Show GitHub Exploit DB Packet Storm
1754 4.3 MEDIUM
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to validate user-supplied input in API request handlers which allows an authenticated attacker to cr… CWE-1287
 Improper Validation of Specified Type of Input 		CVE-2026-4646 2026-05-23 02:20 2026-05-22 Show GitHub Exploit DB Packet Storm
1755 7.5 HIGH
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to enforce request body size limits on plugin HTTP endpoints which allows an attacker to cause a den… CWE-400
 Uncontrolled Resource Consumption 		CVE-2026-5308 2026-05-23 02:19 2026-05-22 Show GitHub Exploit DB Packet Storm
1756 6.1 MEDIUM
Network 		- - Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML befo… - CVE-2026-27136 2026-05-23 02:16 2026-05-23 Show GitHub Exploit DB Packet Storm
1757 6.5 MEDIUM
Network 		- - Parsing arbitrary HTML can consume excessive CPU time, possibly leading to denial of service. - CVE-2026-25680 2026-05-23 02:16 2026-05-23 Show GitHub Exploit DB Packet Storm
1758 7.5 HIGH
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to properly validate msgpack-encoded WebSocket frames before memory allocation which allows an unaut… CWE-789
 Memory Allocation with Excessive Size Value 		CVE-2026-5740 2026-05-23 01:53 2026-05-22 Show GitHub Exploit DB Packet Storm
1759 6.5 MEDIUM
Network 		mattermost mattermost_server Mattermost versions 11.6.x <= 11.6.0, 11.5.x <= 11.5.2, 11.5.x <= 11.5.3, 11.4.x <= 11.4.4, 10.11.x <= 10.11.14 fail to validate the TIFF IFD offset in the image header before allocating memory, whic… CWE-400
 Uncontrolled Resource Consumption 		CVE-2026-5755 2026-05-23 01:52 2026-05-22 Show GitHub Exploit DB Packet Storm
1760 8.8 HIGH
Adjacent 		connectwise automate The ConnectWise Automate™ Agent does not fully verify the authenticity of components obtained during plugin loading and self-update operations. This issue is addressed in Automate 2026.5. CWE-494
 Download of Code Without Integrity Check 		CVE-2026-9089 2026-05-23 01:49 2026-05-22 Show GitHub Exploit DB Packet Storm