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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, 6 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
249281 6.3 警告 シスコシステムズ - Cisco IOS および IOS XE 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-2011-4231 2012-05-8 13:40 2012-05-3 Show GitHub Exploit DB Packet Storm
249282 7.8 危険 シスコシステムズ - Nexus スイッチ上で稼働する Cisco NX-OS の libcmd におけるサービス運用妨害 (メモリ消費) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-4023 2012-05-8 11:54 2012-05-3 Show GitHub Exploit DB Packet Storm
249283 5 警告 シスコシステムズ - Cisco Intrusion Prevention System のセンサにおけるサービス運用妨害 (DoS) の脆弱性 CWE-287
不適切な認証 		CVE-2011-4022 2012-05-8 11:53 2012-05-3 Show GitHub Exploit DB Packet Storm
249284 5.4 警告 シスコシステムズ - Cisco IOS および Cisco Unified Communications Manager におけるサービス運用妨害 (メモリ消費) の脆弱性 CWE-399
リソース管理の問題 		CVE-2011-4019 2012-05-8 11:50 2012-05-3 Show GitHub Exploit DB Packet Storm
249285 5.4 警告 シスコシステムズ - Cisco IOS の PPP の実装におけるサービス運用妨害 (デバイスクラッシュ) の脆弱性 CWE-16
環境設定 		CVE-2011-4016 2012-05-8 11:41 2012-05-2 Show GitHub Exploit DB Packet Storm
249286 5 警告 シスコシステムズ - Cisco IOS におけるサービス運用妨害 (インターフェイスキューウェッジ) の脆弱性 CWE-20
不適切な入力確認 		CVE-2011-4015 2012-05-8 11:40 2012-05-2 Show GitHub Exploit DB Packet Storm
249287 4 警告 シスコシステムズ - Cisco WCS の TAC Case Attachment ツールにおける任意のファイルを読まれる脆弱性 CWE-200
情報漏えい 		CVE-2011-4014 2012-05-8 11:39 2012-05-2 Show GitHub Exploit DB Packet Storm
249288 9.3 危険 シスコシステムズ - Cisco IOS におけるフラグメンテーション (断片化) のエントリー生成処理に関する詳細不明な脆弱性 CWE-Other
その他 		CVE-2011-4012 2012-05-8 11:38 2012-05-2 Show GitHub Exploit DB Packet Storm
249289 5.4 警告 シスコシステムズ - Cisco IOS および IOS XE におけるサービス運用妨害 (デバイスクラッシュ) の脆弱性 CWE-20
不適切な入力確認 		CVE-2011-4007 2012-05-8 11:38 2012-05-2 Show GitHub Exploit DB Packet Storm
249290 7.8 危険 シスコシステムズ - Cisco ASA 5500 シリーズデバイスの ESMTP 検査機能におけるサービス運用妨害 (CPU 資源の消費) の脆弱性 CWE-20
不適切な入力確認 		CVE-2011-4006 2012-05-8 11:36 2012-05-2 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
196821 6.1 MEDIUM
Network 		mailform01_project mailform01 Reflected cross-site scripting vulnerability in [MailForm01] free edition (versions which the last updated date listed at the top of descriptions in the program file is from 2014 December 12 to 2018 … CWE-79
Cross-site Scripting 		CVE-2021-20723 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196822 7.8 HIGH
Local 		fujitsu scansnap_manager Untrusted search path vulnerability in the installers of ScanSnap Manager prior to versions V7.0L20 and the Software Download Installer prior to WinSSInst2JP.exe and WinSSInst2iX1500JP.exe allows an … CWE-427
 Uncontrolled Search Path Element 		CVE-2021-20722 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196823 7.8 HIGH
Local 		qualitysoft qnd Privilege escalation vulnerability in QND Advance/Premium/Standard Ver.11.0.4i and earlier allows an attacker who can log in to the PC where the product's Windows client is installed to gain administ… CWE-269
 Improper Privilege Management 		CVE-2021-20713 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196824 9.8 CRITICAL
Network 		kujirahand konawiki KonaWiki2 versions prior to 2.2.4 allows a remote attacker to upload arbitrary files via unspecified vectors. If the file contains PHP scripts, arbitrary code may be executed. CWE-434
 Unrestricted Upload of File with Dangerous Type  		CVE-2021-20721 2024-11-21 14:47 2021-05-20 Show GitHub Exploit DB Packet Storm
196825 9.8 CRITICAL
Network 		kujirahand konawiki SQL injection vulnerability in the KonaWiki2 versions prior to 2.2.4 allows remote attackers to execute arbitrary SQL commands and to obtain/alter the information stored in the database via unspecifi… CWE-89
SQL Injection 		CVE-2021-20720 2024-11-21 14:47 2021-05-20 Show GitHub Exploit DB Packet Storm
196826 6.8 MEDIUM
Adjacent 		nippon-antenna rfntps_firmware RFNTPS firmware versions System_01000004 and earlier, and Web_01000004 and earlier allow an attacker on the same network segment to execute arbitrary OS commands with a root privilege via unspecified… CWE-78
OS Command  		CVE-2021-20719 2024-11-21 14:47 2021-05-20 Show GitHub Exploit DB Packet Storm
196827 7.5 HIGH
Network 		openidc
fedoraproject
oracle 		mod_auth_openidc
fedora
essbase 		mod_auth_openidc 2.4.0 to 2.4.7 allows a remote attacker to cause a denial-of-service (DoS) condition via unspecified vectors. CWE-400
 Uncontrolled Resource Consumption 		CVE-2021-20718 2024-11-21 14:47 2021-05-20 Show GitHub Exploit DB Packet Storm
196828 9.8 CRITICAL
Network 		weidmueller uc20-wl2000-ac_firmware
uc20-wl2000-iot_firmware
iot-gw30_firmware
iot-gw30-4g-eu_firmware 		In Weidmüller u-controls and IoT-Gateways in versions up to 1.12.1 a network port intended only for device-internal usage is accidentally accessible via external network interfaces. By exploiting thi… NVD-CWE-Other
CVE-2021-20999 2024-11-21 14:47 2021-05-13 Show GitHub Exploit DB Packet Storm
196829 9.8 CRITICAL
Network 		wago 0852-0303_firmware
0852-1305_firmware
0852-1505_firmware
0852-1305\/000-001_firmware
0852-1505\/000-001_firmware 		In multiple managed switches by WAGO in different versions without authorization and with specially crafted packets it is possible to create users. CWE-306
Missing Authentication for Critical Function 		CVE-2021-20998 2024-11-21 14:47 2021-05-13 Show GitHub Exploit DB Packet Storm
196830 7.5 HIGH
Network 		wago 0852-0303_firmware
0852-1305_firmware
0852-1505_firmware
0852-1305\/000-001_firmware
0852-1505\/000-001_firmware 		In multiple managed switches by WAGO in different versions it is possible to read out the password hashes of all Web-based Management users. CWE-522
 Insufficiently Protected Credentials 		CVE-2021-20997 2024-11-21 14:47 2021-05-13 Show GitHub Exploit DB Packet Storm