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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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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 23, 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
1421 9.6 緊急
Adjacent 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows 11 26h1
Microsoft Windows 11 24h2
Microsoft Wind… 		Windows TCP/IP の特権昇格の脆弱性 CWE-122
ヒープオーバーフロー 		CVE-2026-42904 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1422 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft&n… 		Windows DWM Core ライブラリの特権の昇格の脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-42905 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1423 5.5 警告
Local 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows 11 26h1
Microsoft Windows 11 24h2
Microsoft Wind… 		Windows シェルの情報漏えいの脆弱性 CWE-200
情報漏えい 		CVE-2026-42906 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1424 6.5 警告
Network 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows Server 2019
Microsoft Windows 11 26h1
Microsoft … 		Windows シェルの情報漏えいの脆弱性 CWE-200
情報漏えい 		CVE-2026-42907 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1425 7.8 重要
Local 		マイクロソフト Microsoft Windows Server 2025
Microsoft Windows 11 25h2
Microsoft Windows 11 26h1
Microsoft Windows 11 24h2 		Windows ホットパッチ監視サービスの特権昇格の脆弱性 CWE-787
境界外書き込み 		CVE-2026-42910 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1426 7 重要
Local 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft&n… 		WinSock 用 Windows Ancillary Function Driver の特権の昇格の脆弱性 CWE-416
解放済みメモリの使用 		CVE-2026-42911 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1427 7 重要
Local 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft&n… 		Windows テレフォニー サービスの特権昇格の脆弱性 CWE-362
競合状態 		CVE-2026-42912 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1428 5.3 警告
Network 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft&n… 		Windows Kerberos のサービス拒否の脆弱性 CWE-125
境界外読み取り 		CVE-2026-42914 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1429 5.7 警告
Adjacent 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows 11 26h1
Microsoft Windows 11 24h2
Microsoft Wind… 		Windows TCP/IP のサービス拒否の脆弱性 CWE-131
正しくないバッファサイズ計算 		CVE-2026-42915 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
1430 7.8 重要
Local 		マイクロソフト Microsoft Windows 11 23h2
Microsoft Windows Server 2022
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft&n… 		NT OS カーネルの特権の昇格の脆弱性 CWE-190
整数オーバーフローまたはラップアラウンド 		CVE-2026-42916 2026-06-12 14:52 2026-06-9 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 23, 2026, 4 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
4141 10.0 CRITICAL
Network 		- - CloudPirates Open Source Helm Charts is a collection of Helm charts. Prior to commit fcf9302, a GitHub Actions workflow (generate-schema.yaml) exposes sensitive credentials (Personal Access Token and… CWE-94
Code Injection 		CVE-2026-45132 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4142 4.6 MEDIUM
Physics 		- - Nextcloud is an open source content collaboration platform. From version 33.0.0 to before version 33.1.0, after unlocking a locked Android phone the back-button could be used to bypass the Nextcloud … CWE-287
Improper Authentication 		CVE-2026-45153 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4143 2.6 LOW
Network 		- - Nextcloud is an open source content collaboration platform. From version 2.6.0 to before version 4.3.0, when a previous collective pages was deleted and the collective was shared view-only, guests wi… CWE-284
Improper Access Control 		CVE-2026-45154 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4144 2.6 LOW
Network 		- - Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.7 and 33.0.0 to before 33.0.1, a missing access check on API level allowed to add u… CWE-639
 Authorization Bypass Through User-Controlled Key 		CVE-2026-45155 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4145 8.1 HIGH
Network 		- - Nextcloud is an open source content collaboration platform. From versions 0.3.0 to before 3.1.0, 5.0.0 to before 5.1.0, and 6.0.0 to before 6.4.0, a missing signature verification in User OIDC allowe… CWE-287
Improper Authentication 		CVE-2026-45156 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4146 6.3 MEDIUM
Network 		- - Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, when a malicious user has access to a file share of… CWE-284
Improper Access Control 		CVE-2026-45157 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4147 3.5 LOW
Network 		- - Nextcloud is an open source content collaboration platform. From versions 1.15.0 to before 1.15.4, 1.16.0 to before 1.16.3, 1.17.0 to before 1.17.1, and 1.18.0 to before 1.18.1, a malicious user with… CWE-639
 Authorization Bypass Through User-Controlled Key 		CVE-2026-45159 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4148 4.3 MEDIUM
Network 		- - Nextcloud is an open source content collaboration platform. From versions 17.0.0 to before 17.0.15, 18.0.0 to before 18.1.12, 19.0.0 to before 19.1.16, 20.0.0 to before 20.1.11, and 21.0.0 to before … CWE-284
Improper Access Control 		CVE-2026-45264 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4149 3.5 LOW
Network 		- - Nextcloud is an open source content collaboration platform. Prior to versions 21.1.10, 22.0.11, and 23.0.3, a low-privileged user can force other user's microphones to be muted in calls when no High-… CWE-284
Improper Access Control 		CVE-2026-45266 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm
4150 6.5 MEDIUM
Network 		- - Nextcloud is an open source content collaboration platform. Prior to version 5.2.6, a missing permissions check allowed users to request reading form submissions of other users. This issue has been p… CWE-200
CWE-862
Information Exposure
 Missing Authorization 		CVE-2026-45267 2026-06-2 03:14 2026-06-2 Show GitHub Exploit DB Packet Storm