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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 20, 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
261 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 メッセージ キュー (MSMQ) の特権昇格の脆弱性 New CWE-415
二重解放 		CVE-2026-33838 2026-05-18 12:17 2026-05-12 Show GitHub Exploit DB Packet Storm
262 7 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows 10 1809
Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Wind… 		Win32k の特権の昇格の脆弱性 New CWE-362
競合状態 		CVE-2026-33839 2026-05-18 12:17 2026-05-12 Show GitHub Exploit DB Packet Storm
263 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows 11 24h2
Microsoft Windows 11 26h1
Microsoft Windows Server 2025 		Win32k の特権の昇格の脆弱性 New CWE-416
解放済みメモリの使用 		CVE-2026-33840 2026-05-18 12:17 2026-05-12 Show GitHub Exploit DB Packet Storm
264 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 25h2
Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows 11 24h2
Microsoft Wind… 		Windows カーネルの特権の昇格の脆弱性 New CWE-122
ヒープオーバーフロー 		CVE-2026-33841 2026-05-18 12:17 2026-05-12 Show GitHub Exploit DB Packet Storm
265 7.5 重要
Network 		MediaWiki MediaWiki MediaWikiにおける情報漏えいに関する脆弱性 New CWE-200
情報漏えい 		CVE-2026-34087 2026-05-18 12:17 2026-05-11 Show GitHub Exploit DB Packet Storm
266 7.5 重要
Network 		MediaWiki MediaWiki MediaWikiにおける情報漏えいに関する脆弱性 New CWE-200
CWE-noinfo
CVE-2026-34088 2026-05-18 12:17 2026-05-11 Show GitHub Exploit DB Packet Storm
267 7.5 重要
Network 		MediaWiki Checkuser MediaWikiのCheckuserにおける情報漏えいに関する脆弱性 New CWE-200
情報漏えい 		CVE-2026-34090 2026-05-18 12:17 2026-05-11 Show GitHub Exploit DB Packet Storm
268 7.5 重要
Network 		MediaWiki MediaWiki MediaWikiにおける情報漏えいに関する脆弱性 New CWE-200
CWE-noinfo
CVE-2026-34091 2026-05-18 12:17 2026-05-11 Show GitHub Exploit DB Packet Storm
269 7.5 重要
Network 		MediaWiki MediaWiki MediaWikiにおける情報漏えいに関する脆弱性 New CWE-200
CWE-noinfo
CVE-2026-34092 2026-05-18 12:17 2026-05-11 Show GitHub Exploit DB Packet Storm
270 8.8 重要
Adjacent 		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… 		Microsoft Message Queuing (MSMQ) 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-2026-34329 2026-05-18 12:17 2026-05-12 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 20, 2026, 4:14 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
318271 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate is unused by its CNA. Notes: none. - CVE-2023-0387 2023-11-7 13:00 2023-05-12 Show GitHub Exploit DB Packet Storm
318272 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2023-0576 2023-11-7 13:00 2023-02-3 Show GitHub Exploit DB Packet Storm
318273 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate is unused by its CNA. Notes: none. - CVE-2023-0449 2023-11-7 13:00 2023-01-27 Show GitHub Exploit DB Packet Storm
318274 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate is unused by its CNA. Notes: none. - CVE-2023-0269 2023-11-7 13:00 2023-01-17 Show GitHub Exploit DB Packet Storm
318275 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate is unused by its CNA. Notes: none. - CVE-2022-4854 2023-11-7 12:59 2023-07-3 Show GitHub Exploit DB Packet Storm
318276 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate is unused by its CNA. Notes: none. - CVE-2022-4853 2023-11-7 12:59 2023-05-12 Show GitHub Exploit DB Packet Storm
318277 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate is unused by its CNA. Notes: none. - CVE-2022-4852 2023-11-7 12:59 2023-05-12 Show GitHub Exploit DB Packet Storm
318278 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none. - CVE-2022-4893 2023-11-7 12:59 2023-04-15 Show GitHub Exploit DB Packet Storm
318279 - - - Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. - CVE-2023-0115 2023-11-7 12:59 2023-02-1 Show GitHub Exploit DB Packet Storm
318280 - - - Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was in a CNA pool that was not assigned to any issues during 2023. Notes: none. - CVE-2023-0047 2023-11-7 12:59 2023-01-28 Show GitHub Exploit DB Packet Storm