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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 28, 2026, 2:01 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
341 9.8 緊急
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における整数オーバーフローの脆弱性 CWE-190
整数オーバーフローまたはラップアラウンド 		CVE-2026-8956 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
342 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-2026-8957 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
343 8.6 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における複数の脆弱性 CWE-668
CWE-693
CVE-2026-8958 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
344 9.6 緊急
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における複数の脆弱性 CWE-119
CWE-20
CWE-693
CVE-2026-8959 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
345 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-2026-8960 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
346 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-2026-8961 2026-05-22 10:52 2026-05-19 Show GitHub Exploit DB Packet Storm
347 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
348 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
349 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
350 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
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
318841 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2023-52521 2024-03-6 08:15 2024-03-3 Show GitHub Exploit DB Packet Storm
318842 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2023-52579 2024-03-5 01:15 2024-03-3 Show GitHub Exploit DB Packet Storm
318843 - - - Rejected reason: Incorrect assignment - CVE-2024-0686 2024-03-5 00:15 2024-03-5 Show GitHub Exploit DB Packet Storm
318844 - - - Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2023-2813. Reason: This candidate is a duplicate of CVE-2023-2813. Notes: All CVE users should reference CVE-2023-2813 … - CVE-2024-1788 2024-03-4 22:15 2024-03-4 Show GitHub Exploit DB Packet Storm
318845 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2023-52466 2024-03-3 17:15 2024-02-27 Show GitHub Exploit DB Packet Storm
318846 - - - Rejected reason: * REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2024-22939. Reason: This candidate is a duplicate of CVE-2024-22939. Notes: All CVE users should reference CVE-2024-2293… - CVE-2024-27692 2024-03-2 02:15 2024-03-2 Show GitHub Exploit DB Packet Storm
318847 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2024-25554 2024-03-1 17:15 2024-03-1 Show GitHub Exploit DB Packet Storm
318848 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2024-25553 2024-03-1 17:15 2024-03-1 Show GitHub Exploit DB Packet Storm
318849 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none. - CVE-2024-26464 2024-02-29 00:15 2024-02-28 Show GitHub Exploit DB Packet Storm
318850 - - - Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2023-2813. Reason: This candidate is a duplicate of CVE-2023-2813. Notes: All CVE users should reference CVE-2023-2813 … - CVE-2024-1866 2024-02-28 07:15 2024-02-28 Show GitHub Exploit DB Packet Storm