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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 27, 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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255901 4.3 警告 Opera Software ASA - Windows 上で稼働する Opera 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-2008-5428 2010-09-27 16:07 2008-12-11 Show GitHub Exploit DB Packet Storm
255902 4.3 警告 Opera Software ASA - Opera の Opera.dll 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-2008-4725 2010-09-27 16:07 2008-10-23 Show GitHub Exploit DB Packet Storm
255903 5.8 警告 Opera Software ASA - Opera における新規フィードの購読を作成される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2008-4698 2010-09-27 16:05 2008-10-23 Show GitHub Exploit DB Packet Storm
255904 10 危険 Opera Software ASA - Windows 上で稼働する Opera における任意のコードを実行される脆弱性 CWE-noinfo
情報不足 		CVE-2008-4293 2010-09-27 16:05 2008-09-27 Show GitHub Exploit DB Packet Storm
255905 10 危険 Opera Software ASA - Opera における CRL の更新時の処理に関する脆弱性 CWE-255
CWE-noinfo
CVE-2008-4292 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255906 6.4 警告 Opera Software ASA - Opera における Web スクリプトを含むページの URL をアドレスフィールドに表示される脆弱性 CWE-20
不適切な入力確認 		CVE-2008-4200 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255907 5 警告 Opera Software ASA - Opera におけるローカルファイル名の有効性を判別される脆弱性 CWE-200
情報漏えい 		CVE-2008-4199 2010-09-27 16:04 2008-09-27 Show GitHub Exploit DB Packet Storm
255908 7.5 危険 Opera Software ASA - Opera における http ページ上で危険な操作を実行させられる脆弱性 CWE-Other
その他 		CVE-2008-4198 2010-09-27 16:03 2008-09-27 Show GitHub Exploit DB Packet Storm
255909 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-399
リソース管理の問題 		CVE-2008-4197 2010-09-27 16:03 2008-09-27 Show GitHub Exploit DB Packet Storm
255910 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-2008-4196 2010-09-27 16:02 2008-09-27 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 27, 2026, 4:52 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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253941 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. E-mail notifications can have spoofed links. CWE-732
 Incorrect Permission Assignment for Critical Resource 		CVE-2017-18910 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253942 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 3.9.0 when SAML is used. Encryption and signature verification are not mandatory. CWE-295
Improper Certificate Validation  		CVE-2017-18909 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253943 6.1 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. It allows XSS via an uploaded file. CWE-79
Cross-site Scripting 		CVE-2017-18904 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253944 8.8 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. CSRF can occur if CORS is enabled. CWE-352
 Origin Validation Error 		CVE-2017-18903 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253945 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. It allows attackers to discover team invite IDs via team API endpoints. CWE-200
Information Exposure 		CVE-2017-18902 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253946 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. It allows attackers to discover a team invite ID by requesting a JSON document. CWE-200
Information Exposure 		CVE-2017-18901 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253947 9.8 CRITICAL
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 4.1.0, 4.0.4, and 3.10.3. It allows CSV injection via a compliance report. CWE-74
Injection 		CVE-2017-18900 2024-11-21 12:21 2020-06-20 Show GitHub Exploit DB Packet Storm
253948 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
253949 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
253950 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