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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":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
255891 4.3 警告 Opera Software ASA - 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-2009-2540 2010-09-27 16:11 2009-07-20 Show GitHub Exploit DB Packet Storm
255892 4.3 警告 Opera Software ASA - Opera における javascript: URI をブロックしない脆弱性 CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2009-2351 2010-09-27 16:11 2009-07-7 Show GitHub Exploit DB Packet Storm
255893 6.8 警告 Opera Software ASA - Opera における任意の https サイトになりすまされる脆弱性 CWE-287
不適切な認証 		CVE-2009-2070 2010-09-27 16:11 2009-06-15 Show GitHub Exploit DB Packet Storm
255894 6.8 警告 Opera Software ASA - Opera における任意の Web スクリプトを実行される脆弱性 CWE-287
不適切な認証 		CVE-2009-2067 2010-09-27 16:10 2009-06-15 Show GitHub Exploit DB Packet Storm
255895 6.8 警告 Opera Software ASA - Opera における任意の Web スクリプトを実行される脆弱性 CWE-287
不適切な認証 		CVE-2009-2063 2010-09-27 16:10 2009-06-15 Show GitHub Exploit DB Packet Storm
255896 6.8 警告 Opera Software ASA - Opera における任意の Web スクリプトを実行される脆弱性 CWE-287
不適切な認証 		CVE-2009-2059 2010-09-27 16:10 2009-06-15 Show GitHub Exploit DB Packet Storm
255897 9.3 危険 アドビシステムズ
Opera Software ASA		 - Opera における Adobe Acrobat の JavaScript の制限を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2009-1599 2010-09-27 16:09 2009-05-11 Show GitHub Exploit DB Packet Storm
255898 5 警告 Opera Software ASA - 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-2008-7245 2010-09-27 16:09 2009-09-18 Show GitHub Exploit DB Packet Storm
255899 9.3 危険 Opera Software ASA - Windows 上で稼働する Opera におけるヒープベースの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-2008-5178 2010-09-27 16:09 2008-11-20 Show GitHub Exploit DB Packet Storm
255900 10 危険 Opera Software ASA - Opera における脆弱性 CWE-noinfo
情報不足 		CVE-2009-0916 2010-09-27 16:08 2009-03-3 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
196831 7.8 HIGH
Local 		apple mac_os_x
macos 		A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. Opening a maliciously … CWE-787
 Out-of-bounds Write 		CVE-2021-1847 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196832 5.5 MEDIUM
Local 		apple mac_os_x
macos
iphone_os
tvos
watchos
ipados 		Processing a maliciously crafted audio file may disclose restricted memory. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 1… CWE-125
Out-of-bounds Read 		CVE-2021-1846 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196833 7.8 HIGH
Local 		apple mac_os_x
macos
iphone_os
tvos
watchos
ipados 		This issue was addressed with improved checks. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big S… NVD-CWE-noinfo
CVE-2021-1843 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196834 7.8 HIGH
Local 		apple mac_os_x
macos 		A malicious application may be able to execute arbitrary code with kernel privileges. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. An out-of-bounds write issue was ad… CWE-787
 Out-of-bounds Write 		CVE-2021-1841 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196835 7.8 HIGH
Local 		apple mac_os_x
macos 		A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may b… CWE-787
 Out-of-bounds Write 		CVE-2021-1840 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196836 7.8 HIGH
Local 		apple mac_os_x
macos 		The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to… CWE-269
 Improper Privilege Management 		CVE-2021-1839 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196837 7.8 HIGH
Local 		apple ipados
iphone_os 		This issue was addressed with improved checks. This issue is fixed in iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution. NVD-CWE-noinfo
CVE-2021-1838 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196838 5.3 MEDIUM
Network 		apple iphone_os
ipados 		A certificate validation issue was addressed. This issue is fixed in iOS 14.5 and iPadOS 14.5. An attacker in a privileged network position may be able to alter network traffic. CWE-295
Improper Certificate Validation  		CVE-2021-1837 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196839 5.5 MEDIUM
Local 		apple iphone_os
tvos
ipados 		A logic issue was addressed with improved restrictions. This issue is fixed in iOS 14.5 and iPadOS 14.5, tvOS 14.5. A local user may be able to create or modify privileged files. CWE-269
 Improper Privilege Management 		CVE-2021-1836 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm
196840 4.6 MEDIUM
Physics 		apple iphone_os
ipados 		This issue was addressed with improved checks. This issue is fixed in iOS 14.5 and iPadOS 14.5. A person with physical access to an iOS device may be able to access notes from the lock screen. CWE-862
 Missing Authorization 		CVE-2021-1835 2024-11-21 14:45 2021-09-9 Show GitHub Exploit DB Packet Storm