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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 10, 2026, 4:07 p.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
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228761 4.3 警告 Google - Google Chrome 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-2012-2886 2012-12-26 18:00 2012-09-25 Show GitHub Exploit DB Packet Storm
228762 2.6 注意 VMware
Python Software Foundation		 - Python SimpleHTTPServer 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-2011-4940 2012-12-26 18:00 2012-06-19 Show GitHub Exploit DB Packet Storm
228763 7.5 危険 Google - Google Chrome におけるメモリ二重解放の脆弱性 CWE-399
リソース管理の問題 		CVE-2012-2885 2012-12-26 17:59 2012-09-25 Show GitHub Exploit DB Packet Storm
228764 5 警告 Google - Google Chrome で使用される Skia におけるサービス運用妨害 (out-of-bounds read) の脆弱性 CWE-119
バッファエラー 		CVE-2012-2884 2012-12-26 17:58 2012-09-25 Show GitHub Exploit DB Packet Storm
228765 4.6 警告 GNU Project
VMware		 - GNU C Library の stdlib における整数オーバーフローの脆弱性 CWE-189
数値処理の問題 		CVE-2012-3480 2012-12-26 17:57 2012-08-25 Show GitHub Exploit DB Packet Storm
228766 3.3 注意 GNU Project
VMware		 - GNU C Library の addmntent 関数における /etc/mtab ファイルの破損を誘発される脆弱性 CWE-16
環境設定 		CVE-2011-1089 2012-12-26 17:55 2011-04-10 Show GitHub Exploit DB Packet Storm
228767 4.4 警告 Fabrice Bellard - Qemu の bdrv_open 関数における任意のファイルを上書きされる脆弱性 CWE-DesignError
CVE-2012-2652 2012-12-26 17:48 2012-08-7 Show GitHub Exploit DB Packet Storm
228768 7.5 危険 Google - Google Chrome で使用される Skia におけるサービス運用妨害 (DoS) の脆弱性 CWE-119
バッファエラー 		CVE-2012-2883 2012-12-26 17:40 2012-09-25 Show GitHub Exploit DB Packet Storm
228769 6.8 警告 Google - Google Chrome で使用される FFmpeg におけるサービス運用妨害 (DoS) の脆弱性 CWE-399
リソース管理の問題 		CVE-2012-2882 2012-12-26 17:39 2012-09-25 Show GitHub Exploit DB Packet Storm
228770 7.5 危険 Google - Google Chrome におけるサービス運用妨害 (DOM ツリーの破損) の脆弱性 CWE-noinfo
情報不足 		CVE-2012-2881 2012-12-26 17:38 2012-09-25 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:June 10, 2026, 5 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
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226451 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.7.1, 5.6.4, 5.5.3, and 4.10.6. It does not honor flags API permissions when deciding whether a user can receive intra-team posts. CWE-862
 Missing Authorization 		CVE-2019-20887 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226452 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. The first user is sometimes inadvertently a system admin. CWE-269
 Improper Privilege Management 		CVE-2019-20886 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226453 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It does not always generate a robots.txt file. CWE-862
 Missing Authorization 		CVE-2019-20885 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226454 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It allows attackers to partially attach a file to more than one post. NVD-CWE-noinfo
CVE-2019-20884 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226455 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0, when Town Square is set to Read-Only. Users can pin or unpin a post. NVD-CWE-noinfo
CVE-2019-20883 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226456 5.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It does not honor the domain requirement when processing a join request for an open team. CWE-276
Incorrect Default Permissions  		CVE-2019-20882 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226457 7.3 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0. It mishandles brute-force attacks against MFA. CWE-307
mproper Restriction of Excessive Authentication Attempts 		CVE-2019-20881 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226458 7.5 HIGH
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. It allows attackers to cause a denial of service (memory consumption) via OpenGraph. CWE-770
 Allocation of Resources Without Limits or Throttling 		CVE-2019-20880 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226459 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.8.0, 5.7.2, 5.6.5, and 4.10.7. Changes to e-mail addresses do not require credential re-entry. CWE-287
Improper Authentication 		CVE-2019-20879 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm
226460 4.3 MEDIUM
Network 		mattermost mattermost_server An issue was discovered in Mattermost Server before 5.9.0, 5.8.1, 5.7.3, and 4.10.8. Changes, within the application, to e-mail addresses are mishandled. NVD-CWE-noinfo
CVE-2019-20878 2024-11-21 13:39 2020-06-20 Show GitHub Exploit DB Packet Storm