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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 30, 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
1231 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
1232 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
1233 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
1234 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
1235 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
1236 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
1237 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
1238 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
1239 7.5 重要
Network 		Mozilla Foundation Mozilla Firefox Mozilla FoundationのMozilla Firefoxにおける情報漏えいに関する脆弱性 CWE-200
情報漏えい 		CVE-2026-6756 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
1240 6.3 警告
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ポインタのアクセスに関する脆弱性 CWE-824
初期化されていないポインタのアクセス 		CVE-2026-6757 2026-04-24 11:40 2026-04-21 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:April 30, 2026, 4:58 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
314651 6.5 MEDIUM
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44576 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314652 6.5 MEDIUM
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44575 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314653 6.5 MEDIUM
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44574 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314654 6.5 MEDIUM
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44573 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314655 6.5 MEDIUM
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44571 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314656 5.5 MEDIUM
Local 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44570 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314657 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2021-3200 Reason: This candidate is a duplicate of CVE-2021-3200. Notes: All CVE users should reference CVE-2021-3200 instead of thi… - CVE-2021-44569 2023-11-7 12:39 2022-02-22 Show GitHub Exploit DB Packet Storm
314658 8.8 HIGH
Network 		- - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: Reason: The issue is not a vulnerability (fails CNT2) - Has no impact on availability, integrity or confidence as only documented html t… - CVE-2021-46388 2023-11-7 12:39 2022-02-16 Show GitHub Exploit DB Packet Storm
314659 - - - 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-2021-44121 2023-11-7 12:39 2022-01-27 Show GitHub Exploit DB Packet Storm
314660 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA - CVE-2021-46012 2023-11-7 12:39 2022-01-19 Show GitHub Exploit DB Packet Storm