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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 21, 2026, 6:01 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
651 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows テレフォニー サービスの特権昇格の脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-40382 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
652 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows 共通ログ ファイル システム ドライバーの特権の昇格の脆弱性 CWE-191
整数アンダーフロー 		CVE-2026-40397 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
653 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows リモート デスクトップ サービスの特権昇格の脆弱性 CWE-122
ヒープオーバーフロー 		CVE-2026-40398 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
654 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows TCP/IP の特権昇格の脆弱性 CWE-121
スタックオーバーフロー 		CVE-2026-40399 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
655 7.1 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows TCP/IP のサービス拒否の脆弱性 CWE-476
NULL ポインタデリファレンス 		CVE-2026-40401 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
656 9.3 緊急
Local 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022 		Windows Hyper-V の特権の昇格の脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-40402 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
657 8.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows グラフィックス コンポーネントのリモートでコードが実行される脆弱性 CWE-122
ヒープオーバーフロー 		CVE-2026-40403 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
658 7.5 重要
Network 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows 11 24h2
Microsoft Windows 11 26h1
Microsoft Windows Server 2025 		Windows TCP/IP のサービス拒否の脆弱性 CWE-476
NULL ポインタデリファレンス 		CVE-2026-40405 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
659 7.5 重要
Network 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows TCP/IP の情報漏えいの脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-40406 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
660 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows Server 2016
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Wind… 		Windows 共通ログ ファイル システム ドライバーの特権の昇格の脆弱性 CWE-122
ヒープオーバーフロー 		CVE-2026-40407 2026-05-18 12:06 2026-05-12 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 22, 2026, 4:08 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
781 7.4 HIGH
Network 		steipete summarize Summarize prior to 0.15.1 contains a vulnerability in the hover summary feature that allows malicious pages to dispatch synthetic mouseover events over attacker-controlled links, causing the extensio… New CWE-918
CWE-940
Server-Side Request Forgery (SSRF) 
 Improper Verification of Source of a Communication Channel 		CVE-2026-45245 2026-05-19 10:34 2026-05-19 Show GitHub Exploit DB Packet Storm
782 6.5 MEDIUM
Network 		open5gs open5gs A flaw has been found in Open5GS up to 2.7.6. This impacts the function ogs_sbi_nf_instance_set_id in the library /lib/sbi/context.c of the component NRF. Executing a manipulation of the argument nfI… Update CWE-404
 Improper Resource Shutdown or Release 		CVE-2026-8730 2026-05-19 10:32 2026-05-17 Show GitHub Exploit DB Packet Storm
783 3.1 LOW
Network 		google chrome Use after free in GPU in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory write via a crafted HTML page. (Ch… Update CWE-416
 Use After Free 		CVE-2026-8553 2026-05-19 10:31 2026-05-15 Show GitHub Exploit DB Packet Storm
784 7.5 HIGH
Network 		google chrome Use after free in Accessibility in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. (C… Update CWE-416
 Use After Free 		CVE-2026-8557 2026-05-19 10:31 2026-05-15 Show GitHub Exploit DB Packet Storm
785 8.8 HIGH
Network 		google chrome Out of bounds write in Fonts in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) Update CWE-787
 Out-of-bounds Write 		CVE-2026-8558 2026-05-19 10:30 2026-05-15 Show GitHub Exploit DB Packet Storm
786 4.3 MEDIUM
Network 		google chrome Insufficient policy enforcement in ViewTransitions in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: H… Update CWE-942
 Permissive Cross-domain Policy with Untrusted Domains 		CVE-2026-8537 2026-05-19 10:30 2026-05-15 Show GitHub Exploit DB Packet Storm
787 8.8 HIGH
Network 		google chrome Integer overflow in XML in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) Update CWE-472
 External Control of Assumed-Immutable Web Parameter 		CVE-2026-8532 2026-05-19 10:30 2026-05-15 Show GitHub Exploit DB Packet Storm
788 8.3 HIGH
Network 		google chrome Use after free in Accessibility in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML … Update CWE-416
 Use After Free 		CVE-2026-8533 2026-05-19 10:30 2026-05-15 Show GitHub Exploit DB Packet Storm
789 5.3 MEDIUM
Network 		google chrome Insufficient validation of untrusted input in GPU in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process to perform a denial of service via a craf… Update CWE-20
 Improper Input Validation  		CVE-2026-8538 2026-05-19 10:30 2026-05-15 Show GitHub Exploit DB Packet Storm
790 8.8 HIGH
Network 		google chrome Type Confusion in V8 in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High) Update CWE-843
Type Confusion 		CVE-2026-8540 2026-05-19 10:29 2026-05-15 Show GitHub Exploit DB Packet Storm