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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 2, 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
248811	5	警告	Opera Software ASA	-	Opera におけるサービス運用妨害 (アプリケーションクラッシュ) の脆弱性	CWE-Other その他	CVE-2012-3565	2012-06-18 16:09	2012-04-26	Show	GitHub Exploit DB Packet Storm

248812	5	警告	Opera Software ASA	-	Opera におけるサービス運用妨害 (アプリケーションハング) の脆弱性	CWE-noinfo 情報不足	CVE-2012-3564	2012-06-18 15:42	2012-04-26	Show	GitHub Exploit DB Packet Storm

248813	5	警告	Opera Software ASA	-	Opera におけるサービス運用妨害 (アプリケーションクラッシュ) の脆弱性	CWE-Other その他	CVE-2012-3563	2012-06-18 15:36	2012-04-26	Show	GitHub Exploit DB Packet Storm

248814	4.3	警告	Opera Software ASA	-	Opera におけるサービス運用妨害 (アプリケーションクラッシュ) の脆弱性	CWE-Other その他	CVE-2012-3562	2012-06-18 15:35	2012-04-26	Show	GitHub Exploit DB Packet Storm

248815	10	危険	Opera Software ASA	-	Opera における任意のコードを実行される脆弱性	CWE-119 バッファエラー	CVE-2012-3561	2012-06-18 15:33	2012-06-14	Show	GitHub Exploit DB Packet Storm

248816	4.3	警告	Opera Software ASA	-	Opera におけるなりすまし攻撃を実行される脆弱性	CWE-264 認可・権限・アクセス制御	CVE-2012-3560	2012-06-18 15:30	2012-06-14	Show	GitHub Exploit DB Packet Storm

248817	10	危険	Opera Software ASA	-	Mac OS X 上で稼働する Opera における脆弱性	CWE-noinfo 情報不足	CVE-2012-3559	2012-06-18 15:04	2012-06-14	Show	GitHub Exploit DB Packet Storm

248818	2.6	注意	Opera Software ASA	-	Opera におけるなりすまし攻撃を受ける脆弱性	CWE-264 認可・権限・アクセス制御	CVE-2012-3558	2012-06-18 14:43	2012-06-14	Show	GitHub Exploit DB Packet Storm

248819	5	警告	Opera Software ASA	-	Opera における重要な情報を取得される脆弱性	CWE-264 認可・権限・アクセス制御	CVE-2012-3557	2012-06-18 14:25	2012-06-14	Show	GitHub Exploit DB Packet Storm

248820	9.3	危険	Opera Software ASA	-	Opera におけるクロスサイトスクリプティングの脆弱性	CWE-20 不適切な入力確認	CVE-2012-3556	2012-06-18 14:22	2012-06-14	Show	GitHub Exploit DB Packet Storm

NVD Vulnerability Information

Update Date:June 2, 2026, 4:18 a.m.

No	CVSS	Level Attach Vector	Vendor Name	Project Name	Title	CWE	CVE	Update Date	Publication Date	Show Affected	Exploit PoC Search
197301	6.5	MEDIUM Network	google microsoft	chrome edge_chromium	Incorrect security UI in Page Info in Google Chrome on iOS prior to 88.0.4324.96 allowed a remote attacker to spoof security UI via a crafted HTML page.	CWE-290 Authentication Bypass by Spoofing	CVE-2021-21134	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197302	6.5	MEDIUM Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in Downloads in Google Chrome prior to 88.0.4324.96 allowed an attacker who convinced a user to download files to bypass navigation restrictions via a crafted HTML pag…	NVD-CWE-Other	CVE-2021-21133	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197303	9.6	CRITICAL Network	google microsoft	chrome edge_chromium	Inappropriate implementation in DevTools in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially perform a sandbox escape via a crafted Chrome Extension.	CWE-1021 Improper Restriction of Rendered UI Layers or Frames	CVE-2021-21132	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197304	6.5	MEDIUM Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in File System API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.	CWE-59 CWE-434 Link Following Unrestricted Upload of File with Dangerous Type	CVE-2021-21131	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197305	6.5	MEDIUM Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in File System API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.	NVD-CWE-Other	CVE-2021-21130	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197306	6.5	MEDIUM Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in File System API in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.	NVD-CWE-Other	CVE-2021-21129	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197307	8.8	HIGH Network	google microsoft	chrome edge_chromium	Heap buffer overflow in Blink in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.	CWE-787 Out-of-bounds Write	CVE-2021-21128	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197308	8.8	HIGH Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in extensions in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass content security policy via a crafted Chrome Extension.	NVD-CWE-Other	CVE-2021-21127	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197309	6.5	MEDIUM Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in extensions in Google Chrome prior to 88.0.4324.96 allowed a remote attacker to bypass site isolation via a crafted Chrome Extension.	CWE-20 Improper Input Validation	CVE-2021-21126	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

197310	8.1	HIGH Network	google microsoft	chrome edge_chromium	Insufficient policy enforcement in File System API in Google Chrome on Windows prior to 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions via a crafted HTML page.	CWE-59 Link Following	CVE-2021-21125	2024-11-21 14:47	2021-02-9	Show	GitHub Exploit DB Packet Storm

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