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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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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, 2:01 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
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255881 4.3 警告 Opera Software ASA - Opera における URL を偽装される脆弱性 CWE-Other
その他 		CVE-2009-3047 2010-09-27 16:15 2009-09-1 Show GitHub Exploit DB Packet Storm
255882 5 警告 Opera Software ASA - Opera における証明書チェーンの有効性を回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2009-3046 2010-09-27 16:15 2009-09-1 Show GitHub Exploit DB Packet Storm
255883 5 警告 Opera Software ASA - Opera における任意の SSL サーバになりすまされる脆弱性 CWE-310
暗号の問題 		CVE-2009-3045 2010-09-27 16:15 2009-09-1 Show GitHub Exploit DB Packet Storm
255884 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-94
コード・インジェクション 		CVE-2009-3831 2010-09-27 16:14 2009-10-28 Show GitHub Exploit DB Packet Storm
255885 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-2009-3269 2010-09-27 16:14 2009-09-18 Show GitHub Exploit DB Packet Storm
255886 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-2009-3266 2010-09-27 16:14 2009-09-18 Show GitHub Exploit DB Packet Storm
255887 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-2009-3265 2010-09-27 16:14 2009-09-18 Show GitHub Exploit DB Packet Storm
255888 5 警告 Opera Software ASA - Opera の X.509 証明書における SSLサーバになりすまされる脆弱性 CWE-310
暗号の問題 		CVE-2009-3044 2010-09-27 16:13 2009-09-1 Show GitHub Exploit DB Packet Storm
255889 4.3 警告 Opera Software ASA - Opera における data: 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-2009-3013 2010-09-27 16:13 2009-08-31 Show GitHub Exploit DB Packet Storm
255890 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-2009-2577 2010-09-27 16:12 2009-07-22 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 27, 2026, 4:52 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
265961 9.8 CRITICAL
Network 		mozilla firefox Use-after-free vulnerability in the nsRefreshDriver::Tick function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute arbitrary co… CWE-416
 Use After Free 		CVE-2016-5277 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265962 9.8 CRITICAL
Network 		mozilla firefox Use-after-free vulnerability in the mozilla::a11y::DocAccessible::ProcessInvalidationList function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote a… CWE-416
 Use After Free 		CVE-2016-5276 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265963 8.8 HIGH
Network 		mozilla firefox Buffer overflow in the mozilla::gfx::FilterSupport::ComputeSourceNeededRegions function in Mozilla Firefox before 49.0 allows remote attackers to execute arbitrary code by leveraging improper interac… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2016-5275 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265964 9.8 CRITICAL
Network 		mozilla firefox Use-after-free vulnerability in the nsFrameManager::CaptureFrameState function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers to execute … CWE-416
 Use After Free 		CVE-2016-5274 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265965 8.8 HIGH
Network 		mozilla firefox The mozilla::a11y::HyperTextAccessible::GetChildOffset function in the accessibility implementation in Mozilla Firefox before 49.0 allows remote attackers to execute arbitrary code via a crafted web … CWE-284
Improper Access Control 		CVE-2016-5273 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265966 8.8 HIGH
Network 		mozilla firefox The nsImageGeometryMixin class in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 does not properly perform a cast of an unspecified variable during handling of INPU… CWE-20
 Improper Input Validation  		CVE-2016-5272 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265967 6.5 MEDIUM
Network 		mozilla firefox The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via text runs in conju… CWE-125
Out-of-bounds Read 		CVE-2016-5271 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265968 9.8 CRITICAL
Network 		mozilla firefox Heap-based buffer overflow in the nsCaseTransformTextRunFactory::TransformString function in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 allows remote attackers … CWE-119
CWE-787
Incorrect Access of Indexable Resource ('Range Error') 
 Out-of-bounds Write 		CVE-2016-5270 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265969 9.8 CRITICAL
Network 		mozilla firefox Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird < 45.4 allow remote attackers to cause a denial of service (mem… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2016-5257 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm
265970 9.8 CRITICAL
Network 		mozilla firefox Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly exe… CWE-119
Incorrect Access of Indexable Resource ('Range Error')  		CVE-2016-5256 2024-11-21 11:53 2016-09-23 Show GitHub Exploit DB Packet Storm