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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":June 20, 2026, 4 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
281 5.7 警告
Network 		Splunk Splunk
splunk cloud platform 		SplunkのSplunk等の複数製品における入力確認に関する脆弱性 CWE-20
不適切な入力確認 		CVE-2026-20256 2026-06-16 13:38 2026-06-10 Show GitHub Exploit DB Packet Storm
282 5.7 警告
Network 		Splunk Splunk
splunk cloud platform 		SplunkのSplunk等の複数製品における入力確認に関する脆弱性 CWE-20
不適切な入力確認 		CVE-2026-20257 2026-06-16 13:38 2026-06-10 Show GitHub Exploit DB Packet Storm
283 5.4 警告
Network 		Splunk Splunk
splunk cloud platform 		SplunkのSplunk等の複数製品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-2026-20258 2026-06-16 13:38 2026-06-10 Show GitHub Exploit DB Packet Storm
284 7.2 重要
Network 		QNAP Systems QuTS hero
QNAP QTS 		QNAP SystemsのQNAP QTS等の複数製品におけるOS コマンドインジェクションの脆弱性 CWE-78
OSコマンド・インジェクション 		CVE-2026-22893 2026-06-16 13:38 2026-06-10 Show GitHub Exploit DB Packet Storm
285 7.2 重要
Network 		QNAP Systems QuTS hero
QNAP QTS 		QNAP SystemsのQNAP QTS等の複数製品におけるNULL ポインタデリファレンスに関する脆弱性 CWE-476
NULL ポインタデリファレンス 		CVE-2026-24716 2026-06-16 13:38 2026-06-10 Show GitHub Exploit DB Packet Storm
286 7.2 重要
Network 		QNAP Systems QuTS hero
QNAP QTS 		QNAP SystemsのQNAP QTS等の複数製品におけるOS コマンドインジェクションの脆弱性 CWE-78
OSコマンド・インジェクション 		CVE-2026-24719 2026-06-16 13:38 2026-06-10 Show GitHub Exploit DB Packet Storm
287 5.3 警告
Network 		NAVTOR AS NavBox Firmware NAVTOR ASのNavBox Firmwareにおけるエラーメッセージによる情報漏えいに関する脆弱性 CWE-209
エラーメッセージによる情報漏えい 		CVE-2026-2752 2026-06-16 13:38 2026-03-6 Show GitHub Exploit DB Packet Storm
288 7.5 重要
Network 		OpenSSL Project OpenSSL OpenSSL ProjectのOpenSSLにおける境界外読み取りに関する脆弱性 CWE-125
境界外読み取り 		CVE-2026-34180 2026-06-16 13:38 2026-06-9 Show GitHub Exploit DB Packet Storm
289 7.4 重要
Network 		OpenSSL Project OpenSSL OpenSSL ProjectのOpenSSLにおけるデータの整合性検証不備に関する脆弱性 CWE-354
データの整合性検証不備 		CVE-2026-34181 2026-06-16 13:38 2026-06-9 Show GitHub Exploit DB Packet Storm
290 9.1 緊急
Network 		OpenSSL Project OpenSSL OpenSSL ProjectのOpenSSLにおけるデータの整合性検証不備に関する脆弱性 CWE-354
データの整合性検証不備 		CVE-2026-34182 2026-06-16 13:38 2026-06-9 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 20, 2026, 4:01 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
191061 7.5 HIGH
Network 		codesys codesys In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests may cause a Null pointer dereference in the CODESYS web server and may result in a denial-of-service condition. CWE-476
 NULL Pointer Dereference 		CVE-2021-34586 2024-11-21 15:10 2021-10-26 Show GitHub Exploit DB Packet Storm
191062 7.5 HIGH
Network 		codesys codesys In the CODESYS V2 web server prior to V1.1.9.22 crafted web server requests can trigger a parser error. Since the parser result is not checked under all conditions, a pointer dereference with an inva… - CVE-2021-34585 2024-11-21 15:10 2021-10-26 Show GitHub Exploit DB Packet Storm
191063 9.1 CRITICAL
Network 		codesys codesys Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22. - CVE-2021-34584 2024-11-21 15:10 2021-10-26 Show GitHub Exploit DB Packet Storm
191064 7.5 HIGH
Network 		codesys codesys Crafted web server requests may cause a heap-based buffer overflow and could therefore trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22. CWE-787
 Out-of-bounds Write 		CVE-2021-34583 2024-11-21 15:10 2021-10-26 Show GitHub Exploit DB Packet Storm
191065 7.2 HIGH
Network 		qnap media_streaming_add-on A command injection vulnerability has been reported to affect QNAP device running Media Streaming add-on. If exploited, this vulnerability allow remote attackers to run arbitrary commands. We have al… CWE-77
Command Injection 		CVE-2021-34362 2024-11-21 15:10 2021-10-22 Show GitHub Exploit DB Packet Storm
191066 7.5 HIGH
Network 		microsoft exchange_server Microsoft Exchange Server Denial of Service Vulnerability NVD-CWE-noinfo
CVE-2021-34453 2024-11-21 15:10 2021-10-13 Show GitHub Exploit DB Packet Storm
191067 4.3 MEDIUM
Network 		cisco identity_services_engine A vulnerability in the web-based management interface of Cisco Identity Services Engine (ISE) could allow an authenticated, remote attacker to obtain sensitive information. This vulnerability is due … NVD-CWE-Other
CVE-2021-34702 2024-11-21 15:10 2021-10-7 Show GitHub Exploit DB Packet Storm
191068 7.5 HIGH
Network 		cisco asyncos A vulnerability in the proxy service of Cisco AsyncOS for Cisco Web Security Appliance (WSA) could allow an unauthenticated, remote attacker to exhaust system memory and cause a denial of service (Do… CWE-401
 Missing Release of Memory after Effective Lifetime 		CVE-2021-34698 2024-11-21 15:10 2021-10-7 Show GitHub Exploit DB Packet Storm
191069 5.4 MEDIUM
Network 		qnap photo_station A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running Photo Station. If exploited, this vulnerability allows remote attackers to inject malicious code. We have al… - CVE-2021-34356 2024-11-21 15:10 2021-10-1 Show GitHub Exploit DB Packet Storm
191070 5.4 MEDIUM
Network 		qnap photo_station A cross-site scripting (XSS) vulnerability has been reported to affect QNAP NAS running Photo Station. If exploited, this vulnerability allows remote attackers to inject malicious code. We have alrea… - CVE-2021-34355 2024-11-21 15:10 2021-10-1 Show GitHub Exploit DB Packet Storm