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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
Search keywords must be entered in English otherwise will not be searched in both JVN and NVD.

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 21, 2026, 6:01 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
246221 4.3 警告 evenzia - Evenzia CMS の includes/send.inc.php におけるクロスサイトスクリプティングの脆弱性 - CVE-2007-2991 2012-06-26 15:46 2007-06-4 Show GitHub Exploit DB Packet Storm
246222 9.3 危険 btglobalservices - British Telecommunications Business Connect webhelper の ActiveX コントロールにおけるバッファオーバーフローの脆弱性 CWE-119
バッファエラー 		CVE-2007-2983 2012-06-26 15:46 2007-10-25 Show GitHub Exploit DB Packet Storm
246223 9.3 危険 bt - British Telecommunications Business Connect webhelper の ActiveX コントロールにおけるバッファオーバーフローの脆弱性 - CVE-2007-2982 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246224 6.8 警告 eggblog - eggblog におけるセッションをハイジャックされる脆弱性 CWE-59
リンク解釈の問題 		CVE-2007-2978 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246225 7.8 危険 domjudge - DOMjudge の submit/submitcommon.c におけるバッファオーバーフローの脆弱性 - CVE-2007-2977 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246226 4.3 警告 cetrinity - Centrinity FirstClass および他の製品におけるクロスサイトスクリプティングの攻撃を実行される脆弱性 - CVE-2007-2976 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246227 10 危険 Avira - Avira Antivir Antivirus のファイル解析処理エンジンにおけるバッファオーバーフローの脆弱性 - CVE-2007-2974 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246228 7.8 危険 Avira - Avira Antivir Antivirus におけるサービス運用妨害 (DoS) の脆弱性 - CVE-2007-2973 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246229 7.8 危険 Avira - Avira Antivir Antivirus の ファイル解析処理エンジンにおけるサービス運用妨害 (DoS) の脆弱性 - CVE-2007-2972 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
246230 7.5 危険 greg neustaetter - gCards の getnewsitem.php における SQL インジェクションの脆弱性 - CVE-2007-2971 2012-06-26 15:46 2007-05-31 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 21, 2026, 4:10 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
111 7.5 HIGH
Network 		mozilla firefox
thunderbird 		Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. New CWE-400
 Uncontrolled Resource Consumption 		CVE-2026-8968 2026-05-20 23:56 2026-05-19 Show GitHub Exploit DB Packet Storm
112 8.1 HIGH
Network 		mozilla firefox
thunderbird 		Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. New CWE-693
 Protection Mechanism Failure 		CVE-2026-8969 2026-05-20 23:55 2026-05-19 Show GitHub Exploit DB Packet Storm
113 9.1 CRITICAL
Network 		mozilla firefox
thunderbird 		Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. New CWE-942
 Permissive Cross-domain Policy with Untrusted Domains 		CVE-2026-8948 2026-05-20 23:53 2026-05-19 Show GitHub Exploit DB Packet Storm
114 7.5 HIGH
Network 		mozilla firefox
thunderbird 		Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. New CWE-190
 Integer Overflow or Wraparound 		CVE-2026-8949 2026-05-20 23:49 2026-05-19 Show GitHub Exploit DB Packet Storm
115 6.5 MEDIUM
Network 		mozilla firefox Spoofing issue in the Toolbar component in Firefox for Android. This vulnerability was fixed in Firefox 151. New CWE-290
 Authentication Bypass by Spoofing 		CVE-2026-8951 2026-05-20 23:48 2026-05-19 Show GitHub Exploit DB Packet Storm
116 6.5 MEDIUM
Network 		mozilla firefox
thunderbird 		Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. New CWE-346
 Origin Validation Error 		CVE-2026-8971 2026-05-20 23:41 2026-05-19 Show GitHub Exploit DB Packet Storm
117 9.8 CRITICAL
Network 		mozilla firefox
thunderbird 		Integer overflow in the Networking: JAR component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. New CWE-190
 Integer Overflow or Wraparound 		CVE-2026-8956 2026-05-20 23:31 2026-05-19 Show GitHub Exploit DB Packet Storm
118 9.6 CRITICAL
Network 		mozilla firefox
thunderbird 		Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. New CWE-20
CWE-119
CWE-693
 Improper Input Validation 
Incorrect Access of Indexable Resource ('Range Error') 
 Protection Mechanism Failure 		CVE-2026-8959 2026-05-20 23:28 2026-05-19 Show GitHub Exploit DB Packet Storm
119 7.8 HIGH
Local 		- - In `src/havegecmd.c`, the `socket_handler` function performs a credential check on the abstract UNIX socket (`\0/sys/entropy/haveged`). However, while it detects if the connecting user is not root (`… New CWE-305
 Authentication Bypass by Primary Weakness 		CVE-2026-41054 2026-05-20 23:25 2026-05-20 Show GitHub Exploit DB Packet Storm
120 7.8 HIGH
Local 		- - MediaArea MediaInfoLib Channel Splitting heap-based buffer overflow vulnerability New CWE-122
Heap-based Buffer Overflow 		CVE-2026-22554 2026-05-20 23:25 2026-05-20 Show GitHub Exploit DB Packet Storm