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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":April 28, 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
611 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解放済みメモリの使用に関する脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-6746 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
612 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解放済みメモリの使用に関する脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-6747 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
613 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初期化されていない変数の使用に関する脆弱性 CWE-457
初期化されていない変数の使用 		CVE-2026-6748 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
614 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初期化されていないリソースの使用に関する脆弱性 CWE-908
初期化されていないリソースの使用 		CVE-2026-6749 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
615 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権限管理に関する脆弱性 CWE-269
不適切な権限管理 		CVE-2026-6750 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
616 7.3 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品における初期化されていない変数の使用に関する脆弱性 CWE-457
初期化されていない変数の使用 		CVE-2026-6751 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
617 7.3 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-6752 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
618 7.3 重要
Network 		Mozilla Foundation Mozilla Firefox
Mozilla Thunderbird 		Mozilla FoundationのMozilla Firefox等の複数製品におけるバッファエラーの脆弱性 CWE-119
バッファエラー 		CVE-2026-6753 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
619 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解放済みメモリの使用に関する脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-6754 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
620 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クロスサイトリクエストフォージェリの脆弱性 CWE-352
同一生成元ポリシー違反 		CVE-2026-6755 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:April 28, 2026, 4:09 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
314271 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was in a CNA pool that was not assigned to any issues during 2021. Notes: none. - CVE-2021-43865 2023-11-7 12:39 2022-12-3 Show GitHub Exploit DB Packet Storm
314272 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was in a CNA pool that was not assigned to any issues during 2021. Notes: none. - CVE-2021-43864 2023-11-7 12:39 2022-12-3 Show GitHub Exploit DB Packet Storm
314273 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was in a CNA pool that was not assigned to any issues during 2021. Notes: none - CVE-2021-43179 2023-11-7 12:39 2022-08-4 Show GitHub Exploit DB Packet Storm
314274 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was in a CNA pool that was not assigned to any issues during 2021. Notes: none - CVE-2021-43178 2023-11-7 12:39 2022-08-4 Show GitHub Exploit DB Packet Storm
314275 - - - 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-2021-42966 2023-11-7 12:39 2022-05-16 Show GitHub Exploit DB Packet Storm
314276 - - - 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-2021-41927 2023-11-7 12:39 2022-05-16 Show GitHub Exploit DB Packet Storm
314277 - - - 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-2021-43149 2023-11-7 12:39 2022-04-9 Show GitHub Exploit DB Packet Storm
314278 9.8 CRITICAL
Network 		- - 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-2021-43503 2023-11-7 12:39 2022-04-9 Show GitHub Exploit DB Packet Storm
314279 8.8 HIGH
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-42192. Reason: This candidate is a duplicate of CVE-2021-42192. Notes: All CVE users should reference CVE-2021-42192 instead of… NVD-CWE-Other
CVE-2021-44103 2023-11-7 12:39 2022-03-28 Show GitHub Exploit DB Packet Storm
314280 - - - 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-2021-43085 2023-11-7 12:39 2022-03-25 Show GitHub Exploit DB Packet Storm