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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":July 21, 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
61 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft SharePoint Server
Microsoft Office 2019
Microsoft 365 App… 		Microsoft Word のリモートでコードが実行される脆弱性 New CWE-121
スタックオーバーフロー 		CVE-2026-55055 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
62 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office 2019
Microsoft 365 Apps
Microsoft Office 2024 … 		Microsoft Office のリモート コードが実行される脆弱性 New CWE-122
CWE-787
CVE-2026-55056 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
63 5.5 警告
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office 2019
Microsoft 365 Apps
Microsoft Office 2024 … 		Microsoft Office の情報漏えいの脆弱性 New CWE-190
整数オーバーフローまたはラップアラウンド 		CVE-2026-55057 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
64 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft PowerPoint
Microsoft Office 2019
Microsoft 365 Apps
Microso… 		Microsoft PowerPoint のリモートでコードが実行される脆弱性 New CWE-122
CWE-681
CVE-2026-55123 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
65 5.5 警告
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft SharePoint Server
Microsoft Office 2019
Microsoft 365 App… 		Microsoft Word の情報漏えいの脆弱性 New CWE-1287
CWE-20
CVE-2026-55124 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
66 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft SharePoint Server
Microsoft Office 2019
Microsoft 365 App… 		Microsoft Office のリモート コードが実行される脆弱性 New CWE-122
ヒープオーバーフロー 		CVE-2026-55125 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
67 5.4 警告
Network 		マイクロソフト Microsoft SharePoint Server Microsoft SharePoint Server のなりすましの脆弱性 New CWE-79
クロスサイト・スクリプティング（XSS） 		CVE-2026-55126 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
68 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft SharePoint Server
Microsoft Office 2019
Microsoft 365 App… 		Microsoft Word のリモートでコードが実行される脆弱性 New CWE-122
ヒープオーバーフロー 		CVE-2026-55127 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
69 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft SharePoint Server
Microsoft Office 2019
Microsoft 365 App… 		Microsoft Word のリモートでコードが実行される脆弱性 New CWE-416
解放済みメモリの使用 		CVE-2026-55128 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
70 7.8 重要
Local 		マイクロソフト Microsoft Office 2021 Long Term Servicing Channel Edition
Microsoft Office 2019
Microsoft 365 Apps
Microsoft Office 2024 … 		Microsoft Office のリモート コードが実行される脆弱性 New CWE-122
ヒープオーバーフロー 		CVE-2026-55129 2026-07-21 10:41 2026-07-14 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:July 22, 2026, 4:02 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
21 4.7 MEDIUM
Network 		- - secure_headers manages application of security headers with many safe defaults. Prior to 7.3.0, secure_headers builds the Content-Security-Policy value by stitching directives with ; separators, and … New CWE-79
CWE-113
Cross-site Scripting
HTTP Response Splitting 		CVE-2026-54163 2026-07-21 03:16 2026-07-18 Show GitHub Exploit DB Packet Storm
22 7.1 HIGH
Local 		- - Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function New CWE-121
Stack-based Buffer Overflow 		CVE-2026-52584 2026-07-21 03:16 2026-07-18 Show GitHub Exploit DB Packet Storm
23 9.8 CRITICAL
Network 		- - cool-admin-java 8.0.0 has a SQL injection vulnerability in the order() method of CrudOption.java. New CWE-89
SQL Injection 		CVE-2026-52348 2026-07-21 03:16 2026-07-18 Show GitHub Exploit DB Packet Storm
24 7.5 HIGH
Network 		- - FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.221, FreeScout's attachment download route skips token authentication for any attachment whose … New CWE-287
Improper Authentication 		CVE-2026-48812 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm
25 6.5 MEDIUM
Network 		- - In nanomq versions 0.24.11 and earlier, a NULL pointer dereference in `properties_parse()` allows an authenticated attacker to crash the NanoMQ broker by sending a POST request to `/api/v4/mqtt/publi… New CWE-476
 NULL Pointer Dereference 		CVE-2026-47276 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm
26 - - - Flask-Security-Too allows users to add security features to their Flask applicationa. Version 5.8.0's OAuth reauthentication flow can mark a session as fresh after verifying an OAuth account that bel… New CWE-287
Improper Authentication 		CVE-2026-46715 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm
27 4.4 MEDIUM
Local 		- - Rust OneNote File Parser is a parser for Microsoft OneNote files implemented in Rust. Prior to version 1.1.1, a maliciously crafted `.onetoc2` table-of-contents file can cause `Parser::parse_notebook… New CWE-22
Path Traversal 		CVE-2026-46671 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm
28 7.7 HIGH
Local 		- - WhatsApp MCP Server is a Model Context Protocol (MCP) server for WhatsApp, enabling Claude to read and send WhatsApp messages. Prior to version 0.2.1, the `whatsapp-bridge` HTTP API listens on `127.0… New CWE-22
CWE-306
CWE-346
Path Traversal
Missing Authentication for Critical Function
 Origin Validation Error 		CVE-2026-46555 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm
29 6.5 MEDIUM
Network 		- - FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.219, the open tracking endpoint `GET /thread/read/{conversation_id}/{thread_id}` allows unauthe… New CWE-639
CWE-862
 Authorization Bypass Through User-Controlled Key
 Missing Authorization 		CVE-2026-45295 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm
30 5.4 MEDIUM
Network 		- - RT is an open source, enterprise-grade issue and ticket tracking system. Versions 6.0.0 and above, prior to 6.0.3, contain a stored Cross-Site Scripting (XSS) vulnerability, where user-controlled dat… New CWE-79
Cross-site Scripting 		CVE-2026-44228 2026-07-21 03:16 2026-07-21 Show GitHub Exploit DB Packet Storm