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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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JVN Vulnerability Information

Update Date":May 19, 2026, noon

No	CVSS	Level Attach Vector	Vendor Name	Project Name	Title	CWE	CVE	Update Date	Publication Date	Impact Show	Exploit PoC Search
251581	4.3	警告	WordPress.org	-	WordPress 日本語版におけるクロスサイトスクリプティングの脆弱性	CWE-79 クロスサイト・スクリプティング（XSS）	-	2011-12-26 12:01	2011-12-26	Show	GitHub Exploit DB Packet Storm

251582	4.3	警告	藤本壱	-	Movable Type 用メールフォームプラグインにおけるクロスサイトスクリプティングの脆弱性	CWE-79 クロスサイト・スクリプティング（XSS）	CVE-2007-6751	2011-12-26 12:00	2011-12-26	Show	GitHub Exploit DB Packet Storm

251583	7.2	危険	FreeBSD	-	FreeBSD のカーネルにおけるバッファオーバーフローの脆弱性	CWE-119 バッファエラー	CVE-2011-4062	2011-12-26 10:43	2011-09-28	Show	GitHub Exploit DB Packet Storm

251584	6.8	警告	Mozilla Foundation	-	Mac OS X 上で稼働する Mozilla Firefox および Thunderbird におけるアクセス制限を回避される脆弱性	CWE-264 認可・権限・アクセス制御	CVE-2011-3666	2011-12-22 15:43	2011-12-20	Show	GitHub Exploit DB Packet Storm

251585	7.5	危険	Mozilla Foundation	-	複数の Mozilla 製品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-399 リソース管理の問題	CVE-2011-3665	2011-12-22 15:43	2011-12-20	Show	GitHub Exploit DB Packet Storm

251586	6.8	警告	Mozilla Foundation	-	Mac OS X 上で稼働する複数の Mozilla 製品におけるサービス運用妨害 (DoS) の脆弱性	CWE-Other その他	CVE-2011-3664	2011-12-22 15:42	2011-12-20	Show	GitHub Exploit DB Packet Storm

251587	4.3	警告	Mozilla Foundation	-	複数の Mozilla 製品におけるキー入力をキャプチャされる脆弱性	CWE-200 情報漏えい	CVE-2011-3663	2011-12-22 15:42	2011-12-20	Show	GitHub Exploit DB Packet Storm

251588	7.5	危険	Mozilla Foundation	-	複数の Mozilla 製品で使用される YARR 正規表現ライブラリにおけるサービス運用妨害 (DoS) の脆弱性	CWE-399 リソース管理の問題	CVE-2011-3661	2011-12-22 15:41	2011-12-20	Show	GitHub Exploit DB Packet Storm

251589	10	危険	Mozilla Foundation	-	複数の Mozilla 製品のブラウザエンジンにおけるサービス運用妨害 (DoS) の脆弱性	CWE-noinfo 情報不足	CVE-2011-3660	2011-12-22 15:41	2011-12-20	Show	GitHub Exploit DB Packet Storm

251590	7.5	危険	Mozilla Foundation	-	複数の Mozilla 製品の SVG 実装におけるサービス運用妨害 (DoS) の脆弱性	CWE-399 リソース管理の問題	CVE-2011-3658	2011-12-22 15:40	2011-12-20	Show	GitHub Exploit DB Packet Storm

NVD Vulnerability Information

Update Date:May 19, 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
248231	5.4	MEDIUM Network	redhat debian mozilla	enterprise_linux_desktop enterprise_linux_workstation enterprise_linux_server enterprise_linux_server_aus enterprise_linux_server_eus debian_linux firefox firefox_esr thunderb…	The content security policy (CSP) "sandbox" directive did not create a unique origin for the document, causing it to behave as if the "allow-same-origin" keyword were always specified. This could all…	CWE-79 Cross-site Scripting	CVE-2017-7823	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248232	5.3	MEDIUM Network	mozilla	firefox	The AES-GCM implementation in WebCrypto API accepts 0-length IV when it should require a length of 1 according to the NIST Special Publication 800-38D specification. This might allow for the authenti…	NVD-CWE-noinfo	CVE-2017-7822	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248233	9.8	CRITICAL Network	mozilla	firefox	A vulnerability where WebExtensions can download and attempt to open a file of some non-executable file types. This can be triggered without specific user interaction for the file download and open a…	CWE-732 Incorrect Permission Assignment for Critical Resource	CVE-2017-7821	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248234	5.3	MEDIUM Network	mozilla	firefox	The "instanceof" operator can bypass the Xray wrapper mechanism. When called on web content from the browser itself or an extension the web content can provide its own result for that operator, possi…	NVD-CWE-noinfo	CVE-2017-7820	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248235	9.8	CRITICAL Network	redhat debian mozilla	enterprise_linux_desktop enterprise_linux_workstation enterprise_linux_server enterprise_linux_server_aus enterprise_linux_server_eus debian_linux firefox firefox_esr thunderb…	A use-after-free vulnerability can occur in design mode when image objects are resized if objects referenced during the resizing have been freed from memory. This results in a potentially exploitable…	CWE-416 Use After Free	CVE-2017-7819	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248236	9.8	CRITICAL Network	redhat debian mozilla	enterprise_linux_desktop enterprise_linux_workstation enterprise_linux_server enterprise_linux_server_eus enterprise_linux_server_aus debian_linux firefox firefox_esr thunderb…	A use-after-free vulnerability can occur when manipulating arrays of Accessible Rich Internet Applications (ARIA) elements within containers through the DOM. This results in a potentially exploitable…	CWE-416 Use After Free	CVE-2017-7818	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248237	5.3	MEDIUM Network	mozilla	firefox	A spoofing vulnerability can occur when a page switches to fullscreen mode without user notification, allowing a fake address bar to be displayed. This allows an attacker to spoof which page is actua…	CWE-20 Improper Input Validation	CVE-2017-7817	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248238	5.3	MEDIUM Network	mozilla	firefox	WebExtensions could use popups and panels in the extension UI to load an "about:" privileged URL, violating security checks that disallow this behavior. This vulnerability affects Firefox < 56.	CWE-20 Improper Input Validation	CVE-2017-7816	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248239	5.3	MEDIUM Network	mozilla	firefox	On pages containing an iframe, the "data:" protocol can be used to create a modal dialog through Javascript that will have an arbitrary domains as the dialog's location, spoofing of the origin of the…	CWE-20 Improper Input Validation	CVE-2017-7815	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

248240	7.8	HIGH Local	redhat mozilla debian	enterprise_linux_desktop enterprise_linux_workstation enterprise_linux_server enterprise_linux_server_aus enterprise_linux_server_eus firefox firefox_esr thunderbird debian_li…	File downloads encoded with "blob:" and "data:" URL elements bypassed normal file download checks though the Phishing and Malware Protection feature and its block lists of suspicious sites and files.…	CWE-20 Improper Input Validation	CVE-2017-7814	2024-11-21 12:32	2018-06-12	Show	GitHub Exploit DB Packet Storm

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