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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 27, 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
255901	4.3	警告	Opera Software ASA	-	Windows 上で稼働する Opera 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-2008-5428	2010-09-27 16:07	2008-12-11	Show	GitHub Exploit DB Packet Storm

255902	4.3	警告	Opera Software ASA	-	Opera の Opera.dll 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-2008-4725	2010-09-27 16:07	2008-10-23	Show	GitHub Exploit DB Packet Storm

255903	5.8	警告	Opera Software ASA	-	Opera における新規フィードの購読を作成される脆弱性	CWE-264 認可・権限・アクセス制御	CVE-2008-4698	2010-09-27 16:05	2008-10-23	Show	GitHub Exploit DB Packet Storm

255904	10	危険	Opera Software ASA	-	Windows 上で稼働する Opera における任意のコードを実行される脆弱性	CWE-noinfo 情報不足	CVE-2008-4293	2010-09-27 16:05	2008-09-27	Show	GitHub Exploit DB Packet Storm

255905	10	危険	Opera Software ASA	-	Opera における CRL の更新時の処理に関する脆弱性	CWE-255 CWE-noinfo	CVE-2008-4292	2010-09-27 16:04	2008-09-27	Show	GitHub Exploit DB Packet Storm

255906	6.4	警告	Opera Software ASA	-	Opera における Web スクリプトを含むページの URL をアドレスフィールドに表示される脆弱性	CWE-20 不適切な入力確認	CVE-2008-4200	2010-09-27 16:04	2008-09-27	Show	GitHub Exploit DB Packet Storm

255907	5	警告	Opera Software ASA	-	Opera におけるローカルファイル名の有効性を判別される脆弱性	CWE-200 情報漏えい	CVE-2008-4199	2010-09-27 16:04	2008-09-27	Show	GitHub Exploit DB Packet Storm

255908	7.5	危険	Opera Software ASA	-	Opera における http ページ上で危険な操作を実行させられる脆弱性	CWE-Other その他	CVE-2008-4198	2010-09-27 16:03	2008-09-27	Show	GitHub Exploit DB Packet Storm

255909	9.3	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-399 リソース管理の問題	CVE-2008-4197	2010-09-27 16:03	2008-09-27	Show	GitHub Exploit DB Packet Storm

255910	4.3	警告	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-79 クロスサイト・スクリプティング（XSS）	CVE-2008-4196	2010-09-27 16:02	2008-09-27	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
198561	7.8	HIGH Local	apple	mac_os_x tvos iphone_os icloud itunes watchos ipados	An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iCl…	CWE-125 Out-of-bounds Read	CVE-2020-9877	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198562	7.8	HIGH Local	apple	icloud iphone_os watchos tvos ipados itunes mac_os_x macos	An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windo…	CWE-787 Out-of-bounds Write	CVE-2020-9876	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198563	7.8	HIGH Local	apple	mac_os_x tvos iphone_os icloud itunes watchos ipados	An integer overflow was addressed through improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, i…	CWE-190 Integer Overflow or Wraparound	CVE-2020-9875	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198564	7.8	HIGH Local	apple	mac_os_x tvos iphone_os icloud itunes watchos ipados	An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windo…	CWE-787 Out-of-bounds Write	CVE-2020-9874	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198565	7.8	HIGH Local	apple	mac_os_x tvos iphone_os icloud itunes watchos ipados	An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windows, iC…	CWE-125 Out-of-bounds Read	CVE-2020-9873	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198566	7.8	HIGH Local	apple	mac_os_x tvos iphone_os icloud itunes watchos ipados	An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windo…	CWE-787 Out-of-bounds Write	CVE-2020-9872	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198567	7.8	HIGH Local	apple	mac_os_x tvos iphone_os icloud itunes watchos ipados	An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8, iTunes 12.10.8 for Windo…	CWE-787 Out-of-bounds Write	CVE-2020-9871	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198568	7.5	HIGH Network	apple	mac_os_x	A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.6. A remote attacker may cause an unexpected application termination.	CWE-787 Out-of-bounds Write	CVE-2020-9869	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198569	9.1	CRITICAL Network	apple	mac_os_x tvos iphone_os watchos ipados	A certificate validation issue existed when processing administrator added certificates. This issue was addressed with improved certificate validation. This issue is fixed in iOS 13.6 and iPadOS 13.6…	CWE-295 Improper Certificate Validation	CVE-2020-9868	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

198570	7.8	HIGH Local	apple	mac_os_x tvos iphone_os watchos ipados	A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. An application may be a…	CWE-665 Improper Initialization	CVE-2020-9863	2024-11-21 14:41	2020-10-23	Show	GitHub Exploit DB Packet Storm

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