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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, 4 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
196811 4.3 MEDIUM
Adjacent 		buffalo wsr-1166dhp4_firmware
wsr-1166dhp3_firmware 		Improper access control vulnerability in WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allows an attacker to obtain configuration information via unspecified v… NVD-CWE-Other
CVE-2021-20730 2024-11-21 14:47 2021-06-9 Show GitHub Exploit DB Packet Storm
196812 5.3 MEDIUM
Network 		nttr goo_blog Improper access control vulnerability in goo blog App for Android ver.1.2.25 and earlier and for iOS ver.1.3.3 and earlier allows a remote attacker to lead a user to access an arbitrary website via t… NVD-CWE-Other
CVE-2021-20728 2024-11-21 14:47 2021-06-9 Show GitHub Exploit DB Packet Storm
196813 9.8 CRITICAL
Network 		sharp-nec-displays un462a_firmware
un462va_firmware
un492s_firmware
un492vs_firmware
un552a_firmware
un552s_firmware
un552vs_firmware
un552_firmware
un552v_firmware
ux552s_firmware
ux552_f… 		Sharp NEC Displays ((UN462A R1.300 and prior to it, UN462VA R1.300 and prior to it, UN492S R1.300 and prior to it, UN492VS R1.300 and prior to it, UN552A R1.300 and prior to it, UN552S R1.300 and pri… CWE-77
CWE-120
Command Injection
Classic Buffer Overflow 		CVE-2021-20699 2024-11-21 14:47 2021-06-7 Show GitHub Exploit DB Packet Storm
196814 9.8 CRITICAL
Network 		sharp-nec-displays un462a_firmware
un462va_firmware
un492s_firmware
un492vs_firmware
un552a_firmware
un552s_firmware
un552vs_firmware
un552_firmware
un552v_firmware
ux552s_firmware
ux552_f… 		Sharp NEC Displays (UN462A R1.300 and prior to it, UN462VA R1.300 and prior to it, UN492S R1.300 and prior to it, UN492VS R1.300 and prior to it, UN552A R1.300 and prior to it, UN552S R1.300 and prio… NVD-CWE-noinfo
CVE-2021-20698 2024-11-21 14:47 2021-06-7 Show GitHub Exploit DB Packet Storm
196815 6.1 MEDIUM
Network 		zettlr zettlr Cross-site scripting vulnerability in Zettlr from 0.20.0 to 1.8.8 allows an attacker to execute an arbitrary script by loading a file or code snippet containing an invalid iframe into Zettlr. CWE-79
Cross-site Scripting 		CVE-2021-20727 2024-11-21 14:47 2021-05-27 Show GitHub Exploit DB Packet Storm
196816 6.5 MEDIUM
Network 		wago 750-823_firmware
750-829_firmware
750-831_firmware
750-832_firmware
750-852_firmware
750-862_firmware
750-880_firmware
750-881_firmware
750-882_firmware
750-885_firmware 		On WAGO PFC200 devices in different firmware versions with special crafted packets an authorised attacker with network access to the device can access the file system with higher privileges. CWE-22
Path Traversal 		CVE-2021-21001 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196817 7.5 HIGH
Network 		wago 750-823_firmware
750-829_firmware
750-831_firmware
750-832_firmware
750-852_firmware
750-862_firmware
750-880_firmware
750-881_firmware
750-882_firmware
750-885_firmware 		On WAGO PFC200 devices in different firmware versions with special crafted packets an attacker with network access to the device could cause a denial of service for the login service of the runtime. CWE-770
 Allocation of Resources Without Limits or Throttling 		CVE-2021-21000 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196818 7.8 HIGH
Local 		overwolf overwolf Untrusted search path vulnerability in The Installer of Overwolf 2.168.0.n and earlier allows an attacker to gain privileges and execute arbitrary code with the privilege of the user invoking the ins… CWE-427
 Uncontrolled Search Path Element 		CVE-2021-20726 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196819 6.1 MEDIUM
Network 		calendar01_project calendar01 Reflected cross-site scripting vulnerability in the admin page of [Calendar01] free edition ver1.0.1 and earlier allows a remote attacker to inject an arbitrary script via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2021-20725 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm
196820 6.1 MEDIUM
Network 		telop01_project telop01 Reflected cross-site scripting vulnerability in the admin page of [Telop01] free edition ver1.0.1 and earlier allows a remote attacker to inject an arbitrary script via unspecified vectors. CWE-79
Cross-site Scripting 		CVE-2021-20724 2024-11-21 14:47 2021-05-24 Show GitHub Exploit DB Packet Storm