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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":June 25, 2026, 10:01 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
3931 8.1 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における保護メカニズムの不具合に関する脆弱性 CWE-693
保護メカニズムの不具合 		CVE-2026-8962 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3932 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるスプーフィングによる認証回避に関する脆弱性 CWE-290
スプーフィングによる認証回避 		CVE-2026-8963 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3933 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるユーザインターフェースにおける重要情報の誤った表示に関する脆弱性 CWE-451
ユーザインターフェースにおける重要情報の誤った表示 		CVE-2026-8964 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3934 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-8965 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3935 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-8966 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3936 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-8967 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3937 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるリソースの枯渇に関する脆弱性 CWE-400
リソースの枯渇 		CVE-2026-8968 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3938 8.1 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における保護メカニズムの不具合に関する脆弱性 CWE-693
保護メカニズムの不具合 		CVE-2026-8969 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3939 8.8 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における権限管理に関する脆弱性 CWE-269
不適切な権限管理 		CVE-2026-8970 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
3940 6.5 警告
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における同一生成元ポリシー違反に関する脆弱性 CWE-346
同一生成元ポリシー違反 		CVE-2026-8971 2026-05-22 10:51 2026-05-19 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 25, 2026, 4:04 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
307511 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via vectors involving SVG animation. NVD-CWE-noinfo
CVE-2011-2620 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307512 - opera opera_browser Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via a gradient with many stops, related to the implementation of CANVAS elements, SVG, and Cascading Style … CWE-399
 Resource Management Errors 		CVE-2011-2619 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307513 - opera opera_browser Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via web script that moves a (1) AUDIO element or (2) VIDEO element between windows. CWE-399
 Resource Management Errors 		CVE-2011-2618 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307514 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via vectors related to selecting a text node, and closed pop-up windows, remov… NVD-CWE-noinfo
CVE-2011-2617 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307515 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (memory consumption) via unknown content on a web page, as demonstrated by test262.ecmascript.org. NVD-CWE-noinfo
CVE-2011-2616 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307516 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application hang) via unknown content on a web page, as demonstrated by domiteca.com. NVD-CWE-noinfo
CVE-2011-2615 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307517 - opera opera_browser The SVG implementation in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via vectors involving a path on which many characters are drawn. CWE-399
 Resource Management Errors 		CVE-2011-2614 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307518 - opera opera_browser The Array.prototype.join method in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via a non-array object that contains initial holes. CWE-399
 Resource Management Errors 		CVE-2011-2613 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307519 - opera opera_browser Unspecified vulnerability in Opera before 11.50 allows remote attackers to cause a denial of service (application crash) via unknown content on a web page, as demonstrated by progorod.ru. NVD-CWE-noinfo
CVE-2011-2612 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm
307520 - opera opera_browser Unspecified vulnerability in the printing functionality in Opera before 11.50 allows user-assisted remote attackers to cause a denial of service (application crash) via a crafted web page. NVD-CWE-noinfo
CVE-2011-2611 2024-11-21 10:28 2011-07-1 Show GitHub Exploit DB Packet Storm