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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
Search
253681 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-20
不適切な入力確認 		CVE-2011-2632 2011-08-15 10:57 2011-05-18 Show GitHub Exploit DB Packet Storm
253682 5 警告 Opera Software ASA - Opera の Cascading Style Sheets の実装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-2011-2631 2011-08-15 10:56 2011-05-18 Show GitHub Exploit DB Packet Storm
253683 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-20
不適切な入力確認 		CVE-2011-2630 2011-08-15 10:55 2011-05-18 Show GitHub Exploit DB Packet Storm
253684 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-noinfo
情報不足 		CVE-2011-2629 2011-08-15 10:52 2011-05-18 Show GitHub Exploit DB Packet Storm
253685 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-20
不適切な入力確認 		CVE-2011-2628 2011-08-15 10:51 2011-05-18 Show GitHub Exploit DB Packet Storm
253686 5 警告 Opera Software ASA - Opera の DOM 実装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-noinfo
情報不足 		CVE-2011-2627 2011-08-15 10:44 2011-06-28 Show GitHub Exploit DB Packet Storm
253687 4.3 警告 IBM - IBM WebSphere Application Server の暗号化アルゴリズムにおける脆弱性 CWE-310
暗号の問題 		CVE-2011-1209 2011-08-15 10:41 2011-04-15 Show GitHub Exploit DB Packet Storm
253688 10 危険 サイバートラスト株式会社
Mozilla Foundation
レッドハット		 - Mozilla Firefox および SeaMonkey 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-2011-0066 2011-08-15 10:32 2011-04-28 Show GitHub Exploit DB Packet Storm
253689 10 危険 サイバートラスト株式会社
Mozilla Foundation
レッドハット		 - Mozilla Firefox および SeaMonkey 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-2011-0065 2011-08-15 10:30 2011-04-28 Show GitHub Exploit DB Packet Storm
253690 4.3 警告 マイクロソフト - Internet Explorer におけるウィンドウ偽装の脆弱性 CWE-noinfo
情報不足 		- 2011-08-12 12:01 2011-08-12 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 28, 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
195411 8.8 HIGH
Network 		accusoft imagegear An out-of-bounds write vulnerability exists in the JPG sof_nb_comp header processing functionality of Accusoft ImageGear 19.8 and 19.9. A specially crafted malformed file can lead to memory corruptio… CWE-787
 Out-of-bounds Write 		CVE-2021-21793 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195412 8.8 HIGH
Network 		webkitgtk
fedoraproject
debian 		webkitgtk
fedora
debian_linux 		A use-after-free vulnerability exists in the way Webkit’s GraphicsContext handles certain events in WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further… CWE-416
 Use After Free 		CVE-2021-21779 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195413 8.0 HIGH
Network 		webkitgtk
fedoraproject
debian 		webkitgtk
fedora
debian_linux 		A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak… CWE-416
 Use After Free 		CVE-2021-21775 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195414 8.8 HIGH
Local 		iobit advanced_systemcare_ultimate A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0e0, the first dword passed in t… NVD-CWE-Other
CVE-2021-21789 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195415 8.8 HIGH
Local 		iobit advanced_systemcare_ultimate A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0d8, the first dword passed in t… NVD-CWE-Other
CVE-2021-21787 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195416 7.8 HIGH
Local 		iobit advanced_systemcare_ultimate A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet (IRP) can lead to increased privi… CWE-269
 Improper Privilege Management 		CVE-2021-21786 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195417 8.8 HIGH
Local 		iobit advanced_systemcare_ultimate A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0dc, the first dword passed in t… NVD-CWE-Other
CVE-2021-21788 2024-11-21 14:48 2021-07-8 Show GitHub Exploit DB Packet Storm
195418 4.3 MEDIUM
Network 		jenkins requests Jenkins requests-plugin Plugin 2.2.7 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Overall/Read permission to send test emails to an attacker-specified … CWE-862
 Missing Authorization 		CVE-2021-21676 2024-11-21 14:48 2021-07-1 Show GitHub Exploit DB Packet Storm
195419 6.5 MEDIUM
Network 		jenkins requests A cross-site request forgery (CSRF) vulnerability in Jenkins requests-plugin Plugin 2.2.12 and earlier allows attackers to create requests and/or have administrators apply pending requests. CWE-352
 Origin Validation Error 		CVE-2021-21675 2024-11-21 14:48 2021-07-1 Show GitHub Exploit DB Packet Storm
195420 4.3 MEDIUM
Network 		jenkins requests A missing permission check in Jenkins requests-plugin Plugin 2.2.6 and earlier allows attackers with Overall/Read permission to view the list of pending requests. - CVE-2021-21674 2024-11-21 14:48 2021-07-1 Show GitHub Exploit DB Packet Storm