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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":June 3, 2026, 2:01 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
248811 4.3 警告 Opera Software ASA - Opera におけるサービス運用妨害 (アプリケーションハング) の脆弱性 CWE-noinfo
情報不足 		CVE-2012-3566 2012-06-18 16:10 2012-04-26 Show GitHub Exploit DB Packet Storm
248812 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-Other
その他 		CVE-2012-3565 2012-06-18 16:09 2012-04-26 Show GitHub Exploit DB Packet Storm
248813 5 警告 Opera Software ASA - Opera におけるサービス運用妨害 (アプリケーションハング) の脆弱性 CWE-noinfo
情報不足 		CVE-2012-3564 2012-06-18 15:42 2012-04-26 Show GitHub Exploit DB Packet Storm
248814 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-Other
その他 		CVE-2012-3563 2012-06-18 15:36 2012-04-26 Show GitHub Exploit DB Packet Storm
248815 4.3 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-Other
その他 		CVE-2012-3562 2012-06-18 15:35 2012-04-26 Show GitHub Exploit DB Packet Storm
248816 10 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-119
バッファエラー 		CVE-2012-3561 2012-06-18 15:33 2012-06-14 Show GitHub Exploit DB Packet Storm
248817 4.3 警告 Opera Software ASA - Opera におけるなりすまし攻撃を実行される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2012-3560 2012-06-18 15:30 2012-06-14 Show GitHub Exploit DB Packet Storm
248818 10 危険 Opera Software ASA - Mac OS X 上で稼働する Opera における脆弱性 CWE-noinfo
情報不足 		CVE-2012-3559 2012-06-18 15:04 2012-06-14 Show GitHub Exploit DB Packet Storm
248819 2.6 注意 Opera Software ASA - Opera におけるなりすまし攻撃を受ける脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2012-3558 2012-06-18 14:43 2012-06-14 Show GitHub Exploit DB Packet Storm
248820 5 警告 Opera Software ASA - Opera 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-2012-3557 2012-06-18 14:25 2012-06-14 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 3, 2026, 4:18 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
197281 6.5 MEDIUM
Network 		cybozu remote_service_manager Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to cause a denial of service (DoS) condition via unspecified vectors. NVD-CWE-noinfo
CVE-2021-20804 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197282 5.4 MEDIUM
Network 		cybozu remote_service_manager Operation restriction bypass in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to alter the data of the management screen. CWE-863
 Incorrect Authorization 		CVE-2021-20803 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197283 5.3 MEDIUM
Network 		cybozu remote_service_manager HTTP header injection vulnerability in Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote attacker to alter the information stored in the product. CWE-74
Injection 		CVE-2021-20802 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197284 6.5 MEDIUM
Network 		cybozu remote_service_manager Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to conduct XML External Entity (XXE) attacks and obtain the information stored in the product via unspecified vectors. This… CWE-611
XXE 		CVE-2021-20801 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197285 5.4 MEDIUM
Network 		cybozu remote_service_manager Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2021-20800 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197286 5.4 MEDIUM
Network 		cybozu remote_service_manager Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2021-20799 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197287 5.4 MEDIUM
Network 		cybozu remote_service_manager Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2021-20798 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197288 5.4 MEDIUM
Network 		cybozu remote_service_manager Cross-site script inclusion vulnerability in the management screen of Cybozu Remote Service 3.1.8 allows a remote authenticated attacker to obtain the information stored in the product. This issue oc… CWE-79
Cross-site Scripting 		CVE-2021-20797 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197289 6.5 MEDIUM
Network 		cybozu remote_service_manager Directory traversal vulnerability in the management screen of Cybozu Remote Service 3.1.8 allows a remote authenticated attacker to upload an arbitrary file via unspecified vectors. CWE-22
Path Traversal 		CVE-2021-20796 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm
197290 8.8 HIGH
Network 		cybozu remote_service_manager Cross-site request forgery (CSRF) vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote attacker to hijack the authentication of administrators and unintended… CWE-352
 Origin Validation Error 		CVE-2021-20795 2024-11-21 14:47 2021-10-13 Show GitHub Exploit DB Packet Storm