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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 28, 2026, noon

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
Show		 Exploit
PoC
Search
209621 9.3 危険 マイクロソフト - Microsoft Internet Explorer 11 および Microsoft Edge における任意のコードを実行される脆弱性 CWE-119
バッファエラー 		CVE-2015-2446 2015-08-17 15:09 2015-08-11 Show GitHub Exploit DB Packet Storm
209622 9.3 危険 マイクロソフト - Microsoft Internet Explorer 9 から 11 における任意のコードを実行される脆弱性 CWE-119
バッファエラー 		CVE-2015-2450 2015-08-17 15:09 2015-08-11 Show GitHub Exploit DB Packet Storm
209623 9.3 危険 マイクロソフト - Microsoft Internet Explorer 11 における任意のコードを実行される脆弱性 CWE-119
バッファエラー 		CVE-2015-2447 2015-08-17 15:09 2015-08-11 Show GitHub Exploit DB Packet Storm
209624 9.3 危険 マイクロソフト - Microsoft Internet Explorer 9 および 10 における任意のコードを実行される脆弱性 CWE-119
バッファエラー 		CVE-2015-2448 2015-08-17 15:09 2015-08-11 Show GitHub Exploit DB Packet Storm
209625 10 危険 マイクロソフト
アドビシステムズ
Google		 - Adobe Flash Player および Adobe AIR における任意のコードを実行される脆弱性 CWE-Other
その他 		CVE-2015-5565 2015-08-17 11:51 2015-08-11 Show GitHub Exploit DB Packet Storm
209626 10 危険 マイクロソフト
アドビシステムズ
Google		 - Adobe Flash Player および Adobe AIR における任意のコードを実行される脆弱性 CWE-Other
その他 		CVE-2015-5564 2015-08-17 11:51 2015-08-11 Show GitHub Exploit DB Packet Storm
209627 10 危険 マイクロソフト
アドビシステムズ
Google		 - Adobe Flash Player および Adobe AIR における任意のコードを実行される脆弱性 CWE-Other
その他 		CVE-2015-5563 2015-08-17 11:51 2015-08-11 Show GitHub Exploit DB Packet Storm
209628 10 危険 マイクロソフト
アドビシステムズ
Google		 - Adobe Flash Player および Adobe AIR における任意のコードを実行される脆弱性 CWE-Other
その他 		CVE-2015-5562 2015-08-17 11:51 2015-08-11 Show GitHub Exploit DB Packet Storm
209629 10 危険 マイクロソフト
アドビシステムズ
Google		 - Adobe Flash Player および Adobe AIR における任意のコードを実行される脆弱性 CWE-Other
その他 		CVE-2015-5561 2015-08-17 11:51 2015-08-11 Show GitHub Exploit DB Packet Storm
209630 10 危険 マイクロソフト
アドビシステムズ
Google		 - Adobe Flash Player および Adobe AIR 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-2015-5560 2015-08-17 11:51 2015-08-11 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 28, 2026, 4:16 a.m.

No CVSS Level
Attach Vector		 Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
2371 4.3 MEDIUM
Network 		- - Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13, 11.4.x <= 11.4.3 fail to limit the size of the request body on the start meeting API endpoint, which allows an authenticated attacker to cau… CWE-770
 Allocation of Resources Without Limits or Throttling 		CVE-2026-2325 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2372 3.1 LOW
Network 		- - Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13 fail to enforce client identity binding during the OAuth authorization code redemption flow which allows an authenticated OAuth client to red… CWE-305
 Authentication Bypass by Primary Weakness 		CVE-2026-6334 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2373 4.3 MEDIUM
Network 		- - Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to have API-level checks on which groups the user can create issues or attach comments to which allows a user that is member of multip… CWE-863
 Incorrect Authorization 		CVE-2026-6341 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2374 4.3 MEDIUM
Network 		- - Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to appropriately check for valid namespaces which allows plugin users to create subscriptions to groups that were not whitelisted via … CWE-863
 Incorrect Authorization 		CVE-2026-6342 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2375 6.5 MEDIUM
Network 		- - Mattermost Plugins versions <=11.5 11.1.5 10.13.11 11.3.4.0 fail to properly check for permissions when processing commands in the Gitlab plugin which allows normal users to uninstall instances or se… CWE-862
 Missing Authorization 		CVE-2026-3117 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2376 6.5 MEDIUM
Network 		- - Mattermost Desktop App versions <=6.1 6.0.1 5.4.13.0 fail to prevent an invalid URL from loading in a pop-up window in the Mattermost Desktop App which allows a malicious server owner to repeated cra… CWE-939
 Improper Authorization in Handler for Custom URL Scheme 		CVE-2026-3471 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2377 3.1 LOW
Network 		- - Mattermost versions 11.5.x <= 11.5.1, 10.11.x <= 10.11.13 fail to check if {{team_id}} was being changed when updating playbooks, allowing users with only {{Manage Playbook Configurations}} permissio… CWE-863
 Incorrect Authorization 		CVE-2026-4286 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2378 3.5 LOW
Network 		- - Mattermost Desktop App versions <=6.1 6.0.1 5.4.13.0 fail to prevent server-rendered content from closing an underlying application view in the Mattermost Desktop App which allows a malicious server … CWE-754
 Improper Check for Unusual or Exceptional Conditions 		CVE-2026-4643 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2379 6.5 MEDIUM
Network 		- - Mattermost versions 11.5.x <= 11.5.1 fail to verify channel membership when processing AI-assisted message rewrites which allows an authenticated attacker to read the content of threads in private ch… CWE-862
 Missing Authorization 		CVE-2026-5163 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm
2380 4.3 MEDIUM
Network 		- - Mattermost versions 11.5.x <= 11.5.1, 11.4.x <= 11.4.3 fail to validate the X-Requested-With header on the burn-on-read reveal endpoint which allows an authenticated channel member to force the revea… CWE-346
 Origin Validation Error 		CVE-2026-6339 2026-05-19 02:32 2026-05-18 Show GitHub Exploit DB Packet Storm