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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
Search keywords must be entered in English otherwise will not be searched in both JVN and NVD.

To search by CWE, please refer to the CWE Overview and check the CWE number.

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JVN Vulnerability Information

Update Date":June 26, 2026, 10:01 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
751 4.3 警告
Network 		Discourse Discourse Discourseにおける情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-44782 2026-06-22 11:37 2026-06-12 Show GitHub Exploit DB Packet Storm
752 5.4 警告
Network 		Discourse Discourse Discourseにおけるアクセス制御に関する脆弱性 CWE-284
不適切なアクセス制御 		CVE-2026-44783 2026-06-22 11:36 2026-06-12 Show GitHub Exploit DB Packet Storm
753 6.5 警告
Network 		Discourse Discourse Discourseにおける情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-44784 2026-06-22 11:36 2026-06-12 Show GitHub Exploit DB Packet Storm
754 4.3 警告
Network 		Discourse Discourse Discourseにおける情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-44785 2026-06-22 11:36 2026-06-12 Show GitHub Exploit DB Packet Storm
755 7.5 重要
Network 		Discourse Discourse Discourseにおける情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-44786 2026-06-22 11:36 2026-06-12 Show GitHub Exploit DB Packet Storm
756 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 26h1
Microsoft Windows Server 2022
Microsoft Windows 10 22h2
Microsoft Windows 10 1607
Microsoft Powe… 		Windows グラフィックス コンポーネントのリモートでコードが実行される脆弱性 CWE-190
整数オーバーフローまたはラップアラウンド 		CVE-2026-44803 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
757 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 26h1
Microsoft Windows Server 2022
Microsoft Windows 10 22h2
Microsoft Windows 10 1607
Microsoft Powe… 		Windows グラフィックス コンポーネントのリモートでコードが実行される脆弱性 CWE-190
整数オーバーフローまたはラップアラウンド 		CVE-2026-44812 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
758 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office Online Server
Microsoft Office 365
Microsoft Offic… 		Microsoft Excel のリモートでコードが実行される脆弱性 CWE-197
CWE-416
CVE-2026-44823 2026-06-22 11:36 2026-06-9 Show GitHub Exploit DB Packet Storm
759 3 低
Network 		OpenStack OpenStack Ironic OpenStackのOpenStack Ironicにおけるテンプレートエンジンで使用される特殊な要素の不適切な無効化に関する脆弱性 CWE-1336
テンプレートエンジンで使用される特殊な要素の不適切な無効化 		CVE-2026-44916 2026-06-22 11:36 2026-05-8 Show GitHub Exploit DB Packet Storm
760 6.5 警告
Network 		OpenStack OpenStack Ironic OpenStackのOpenStack Ironicにおける不適切な動作順序に関する脆弱性 CWE-696
不適切な動作順序 		CVE-2026-44919 2026-06-22 11:36 2026-05-14 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 26, 2026, 4 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
259581 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It mishandles IP-based rate limiting. CWE-770
 Allocation of Resources Without Limits or Throttling 		CVE-2017-18899 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259582 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows crafted posts that potentially cause a web browser to hang. CWE-404
 Improper Resource Shutdown or Release 		CVE-2017-18898 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259583 6.1 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redirection. CWE-601
Open Redirect 		CVE-2017-18897 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259584 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to add DEBUG lines to the logs via a REST API version 3 logging endpoint. CWE-732
 Incorrect Permission Assignment for Critical Resource 		CVE-2017-18896 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259585 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows attackers to obtain sensitive information (user statuses) via a REST API version 4 endpoint. CWE-200
Information Exposure 		CVE-2017-18895 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259586 8.1 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. Sometimes. resource-owner authorization is bypassed, allowing account takeover. CWE-732
 Incorrect Permission Assignment for Critical Resource 		CVE-2017-18894 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259587 6.1 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. Display names allow XSS. CWE-79
Cross-site Scripting 		CVE-2017-18893 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259588 6.1 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. E-mail templates can have a field in which HTML content is not neutralized. CWE-116
 Improper Encoding or Escaping of Output 		CVE-2017-18892 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259589 6.1 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5. It allows Phishing because an error page can have a link. CWE-601
Open Redirect 		CVE-2017-18891 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
259590 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows an attacker to create a button that, when pressed by a user, launches an API request. CWE-20
 Improper Input Validation  		CVE-2017-18890 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm