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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 31, 2026, 2 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
226101 9.3 危険 karteek-docsplit - Ruby 用 Karteek Docsplit gem における任意のコマンドを実行される脆弱性 CWE-78
OSコマンド・インジェクション 		CVE-2013-1933 2013-04-30 17:49 2013-04-1 Show GitHub Exploit DB Packet Storm
226102 6.8 警告 Novell
plataformatec		 - Ruby 用 Devise gem における不正な結果が返される脆弱性 CWE-399
リソース管理の問題 		CVE-2013-0233 2013-04-30 17:48 2013-01-28 Show GitHub Exploit DB Packet Storm
226103 7.5 危険 Grape
Erik Michaels-Ober		 - Grape などの製品で使用される Ruby 用 multi_xml gem におけるオブジェクトインジェクション攻撃を誘発される脆弱性 CWE-20
不適切な入力確認 		CVE-2013-0175 2013-04-30 17:43 2013-01-10 Show GitHub Exploit DB Packet Storm
226104 5 警告 Ruby-lang.org - Ruby における safe-level の制限を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2012-4466 2013-04-30 17:29 2012-10-3 Show GitHub Exploit DB Packet Storm
226105 5 警告 Ruby-lang.org - Ruby における safe-level の制限を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2012-4464 2013-04-30 17:25 2012-10-3 Show GitHub Exploit DB Packet Storm
226106 5.4 警告 シトリックス・システムズ - NetScaler Access Gateway Enterprise Edition に脆弱性 CWE-noinfo
情報不足 		CVE-2013-2767 2013-04-30 12:45 2013-04-26 Show GitHub Exploit DB Packet Storm
226107 9.3 危険 シスコシステムズ - Cisco MDS 9000 および Nexus 5000 デバイス用 Cisco Device Manager における任意のコマンドを実行される脆弱性 CWE-20
不適切な入力確認 		CVE-2013-1192 2013-04-26 16:56 2013-04-24 Show GitHub Exploit DB Packet Storm
226108 7.5 危険 シスコシステムズ - Cisco UCS における KVM 認証を回避される脆弱性 CWE-287
不適切な認証 		CVE-2013-1186 2013-04-26 16:54 2013-04-24 Show GitHub Exploit DB Packet Storm
226109 9.3 危険 シスコシステムズ - Cisco UCS の Manager コンポーネントの Web インタフェース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-2013-1185 2013-04-26 16:53 2013-04-24 Show GitHub Exploit DB Packet Storm
226110 7.8 危険 シスコシステムズ - Cisco UCS の Manager コンポーネントの XML API 管理サービス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-2013-1184 2013-04-26 16:52 2013-04-24 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 31, 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
Search
223951 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It mishandles permissions for user-access token creation. CWE-276
Incorrect Default Permissions  		CVE-2019-20889 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223952 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.7, 5.6.3, 5.5.2, and 4.10.5. It allows attackers to cause a denial of service (memory consumption) via an outgoing webhook or a slash command int… CWE-401
 Missing Release of Memory after Effective Lifetime 		CVE-2019-20888 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223953 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.7.1, 5.6.4, 5.5.3, and 4.10.6. It does not honor flags API permissions when deciding whether a user can receive intra-team posts. CWE-862
 Missing Authorization 		CVE-2019-20887 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223954 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. The first user is sometimes inadvertently a system admin. CWE-269
 Improper Privilege Management 		CVE-2019-20886 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223955 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It does not always generate a robots.txt file. CWE-862
 Missing Authorization 		CVE-2019-20885 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223956 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It allows attackers to partially attach a file to more than one post. NVD-CWE-noinfo
CVE-2019-20884 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223957 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0, when Town Square is set to Read-Only. Users can pin or unpin a post. NVD-CWE-noinfo
CVE-2019-20883 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223958 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team. CWE-276
Incorrect Default Permissions  		CVE-2019-20882 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223959 7.3 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It mishandles brute-force attacks against MFA. CWE-307
mproper Restriction of Excessive Authentication Attempts 		CVE-2019-20881 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
223960 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. It allows attackers to cause a denial of service (memory consumption) via OpenGraph. CWE-770
 Allocation of Resources Without Limits or Throttling 		CVE-2019-20880 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm