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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, 4 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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253591 9.3 危険 Mozilla Foundation
レッドハット		 - 複数の Mozilla 製品のイベント管理実装における同一生成元ポリシーを回避される脆弱性 CWE-16
環境設定 		CVE-2011-2981 2011-09-7 11:32 2011-08-16 Show GitHub Exploit DB Packet Storm
253592 10 危険 Mozilla Foundation
レッドハット		 - 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-2011-2982 2011-09-7 11:31 2011-08-16 Show GitHub Exploit DB Packet Storm
253593 5 警告 Mozilla Foundation - 複数の Mozilla 製品における同一生成元ポリシーを回避される脆弱性 CWE-200
情報漏えい 		CVE-2011-2986 2011-09-6 10:54 2011-08-16 Show GitHub Exploit DB Packet Storm
253594 5 警告 Mozilla Foundation - Mozilla Firefox および SeaMonkey の CSP violation reports 実装における重要な情報を取得される脆弱性 CWE-255
証明書・パスワード管理 		CVE-2011-2990 2011-09-6 10:53 2011-08-16 Show GitHub Exploit DB Packet Storm
253595 10 危険 Mozilla Foundation - 複数の Mozilla 製品の WebGL 実装で使用される ANGLE 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-2011-2987 2011-09-6 10:52 2011-08-16 Show GitHub Exploit DB Packet Storm
253596 10 危険 Mozilla Foundation - 複数の Mozilla 製品の WebGL shader 実装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-2011-2988 2011-09-6 10:51 2011-08-16 Show GitHub Exploit DB Packet Storm
253597 9.3 危険 Mozilla Foundation - Mozilla Firefox および SeaMonkey における同一生成元ポリシーを回避される脆弱性 CWE-264
認可・権限・アクセス制御 		CVE-2011-2993 2011-09-6 10:50 2011-08-16 Show GitHub Exploit DB Packet Storm
253598 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-2011-2985 2011-09-5 10:54 2011-08-16 Show GitHub Exploit DB Packet Storm
253599 10 危険 Mozilla Foundation - 複数の Mozilla 製品のブラウザエンジンの Ogg reader におけるサービス運用妨害 (DoS) の脆弱性 CWE-119
バッファエラー 		CVE-2011-2992 2011-09-5 10:53 2011-08-16 Show GitHub Exploit DB Packet Storm
253600 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-119
バッファエラー 		CVE-2011-2991 2011-09-5 10:51 2011-08-16 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
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195451 5.0 MEDIUM
Network 		openhab openhab openHAB is a vendor and technology agnostic open source automation software for your home. In openHAB before versions 2.5.12 and 3.0.1 the XML external entity (XXE) attack allows attackers in the sam… - CVE-2021-21266 2024-11-21 14:47 2021-02-2 Show GitHub Exploit DB Packet Storm
195452 6.5 MEDIUM
Network 		ckeditor ckeditor5 CKEditor 5 is an open source rich text editor framework with a modular architecture. The CKEditor 5 Markdown plugin (@ckeditor/ckeditor5-markdown-gfm) before version 25.0.0 has a regex denial of serv… - CVE-2021-21254 2024-11-21 14:47 2021-01-30 Show GitHub Exploit DB Packet Storm
195453 9.8 CRITICAL
Network 		rsshub rsshub RSSHub is an open source, easy to use, and extensible RSS feed generator. In RSSHub before version 7f1c430 (non-semantic versioning) there is a risk of code injection. Some routes use `eval` or `Func… - CVE-2021-21278 2024-11-21 14:47 2021-01-27 Show GitHub Exploit DB Packet Storm
195454 5.4 MEDIUM
Network 		flarum sticky Flarum is an open source discussion platform for websites. The "Flarum Sticky" extension versions 0.1.0-beta.14 and 0.1.0-beta.15 has a cross-site scripting vulnerability. A change in release beta 14… - CVE-2021-21283 2024-11-21 14:47 2021-01-27 Show GitHub Exploit DB Packet Storm
195455 6.5 MEDIUM
Network 		tendermint tendermint Tendermint Core is an open source Byzantine Fault Tolerant (BFT) middleware that takes a state transition machine - written in any programming language - and securely replicates it on many machines. … - CVE-2021-21271 2024-11-21 14:47 2021-01-27 Show GitHub Exploit DB Packet Storm
195456 4.3 MEDIUM
Network 		report_project
oracle 		report
communications_cloud_native_core_network_slice_selection_function
communications_pricing_design_center 		The MediaWiki "Report" extension has a Cross-Site Request Forgery (CSRF) vulnerability. Before fixed version, there was no protection against CSRF checks on Special:Report, so requests to report a re… CWE-352
 Origin Validation Error 		CVE-2021-21275 2024-11-21 14:47 2021-01-26 Show GitHub Exploit DB Packet Storm
195457 5.5 MEDIUM
Local 		octopus octopusdsc OctopusDSC is a PowerShell module with DSC resources that can be used to install and configure an Octopus Deploy Server and Tentacle agent. In OctopusDSC version 4.0.977 and earlier a customer API ke… - CVE-2021-21270 2024-11-21 14:47 2021-01-23 Show GitHub Exploit DB Packet Storm
195458 7.7 HIGH
Network 		deislabs oras ORAS is open source software which enables a way to push OCI Artifacts to OCI Conformant registries. ORAS is both a CLI for initial testing and a Go Module. In ORAS from version 0.4.0 and before vers… CWE-59
Link Following 		CVE-2021-21272 2024-11-21 14:47 2021-01-26 Show GitHub Exploit DB Packet Storm
195459 5.4 MEDIUM
Network 		bigprof online_invoicing_system Online Invoicing System (OIS) is open source software which is a lean invoicing system for small businesses, consultants and freelancers created using AppGini. In OIS version 4.0 there is a stored XS… - CVE-2021-21260 2024-11-21 14:47 2021-01-23 Show GitHub Exploit DB Packet Storm
195460 6.1 MEDIUM
Network 		hedgedoc hedgedoc HedgeDoc is open source software which lets you create real-time collaborative markdown notes. In HedgeDoc before version 1.7.2, an attacker can inject arbitrary JavaScript into a HedgeDoc note, whic… - CVE-2021-21259 2024-11-21 14:47 2021-01-23 Show GitHub Exploit DB Packet Storm