github.com/mattermost/mattermost-server/v6 vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary

CVE-2025-11776Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost fails to properly restrict access to archived channel search API CVE-2025-11777Lowgithub.com/mattermost/mattermost-server: Mattermost Incorrect Authorization vulnerability CVE-2025-8402Mediumgithub.com/mattermost/mattermost-server: Mattermost has Potential Server Crash due to Unvalidated Import Data CVE-2025-8023Mediumgithub.com/mattermost/mattermost-server: Mattermost Fails to Sanitize Path Traversal Sequences CVE-2025-49222Mediumgithub.com/mattermost/mattermost-server: Mattermost Fails to Validate Remote Cluster Upload Sessions CVE-2025-47870Mediumgithub.com/mattermost/mattermost-server: Mattermost Does Not Sanitize the Team Invite ID CVE-2025-53971Lowgithub.com/mattermost/mattermost-server: Mattermost Fails to Properly Validate Team Role Modification CVE-2025-36530Mediumgithub.com/mattermost/mattermost-server: Mattermost Fails to Validate File Paths CVE-2024-39837Lowgithub.com/mattermost/mattermost/server/v8: Mattermost did not properly restrict channel creation CVE-2024-28053Lowgithub.com/mattermost/mattermost/server/v8: Mattermost Server Resource Exhaustion CVE-2023-48732Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost notified all users in the channel when using WebSockets to respond individually CVE-2023-47858Mediumgithub.com/mattermost/mattermost-server/v6: Mattermost viewing archived public channels permissions vulnerability CVE-2023-6459Mediumgithub.com/mattermost/mattermost-server/v6: Mattermost Exposure of Sensitive Information to an Unauthorized Actor vulnerability CVE-2023-6458Highgithub.com/mattermost/mattermost-server/v6: Mattermost Injection vulnerability CVE-2023-6202Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Improper Access Control vulnerability CVE-2023-48369Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Uncontrolled Resource Consumption vulnerability CVE-2023-45223Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Exposure of Sensitive Information to an Unauthorized Actor vulnerability CVE-2023-48268Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Uncontrolled Resource Consumption vulnerability CVE-2023-40703Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Uncontrolled Resource Consumption vulnerability CVE-2023-35075Lowgithub.com/mattermost/mattermost/server/v8: Mattermost Injection vulnerability CVE-2023-47865Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Improper Access Control vulnerability CVE-2023-47168Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Open Redirect vulnerability CVE-2023-43754Mediumgithub.com/mattermost/mattermost/server/v8: Mattermost Exposure of Sensitive Information to an Unauthorized Actor vulnerability CVE-2023-5967Mediumgithub.com/mattermost/mattermost-server/v6: Mattermost denial of service vulnerability CVE-2023-5969Mediumgithub.com/mattermost/mattermost-server/v6: Mattermost vulnerable to excessive memory consumption

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