Vulnerabilities (CVE)

Filtered by vendor Mattermost Subscribe
Total 280 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-4106 1 Mattermost 1 Mattermost 2023-12-10 N/A 6.5 MEDIUM
Mattermost fails to check if the requesting user is a guest before performing different actions to public playbooks, resulting a guest being able to view, join, edit, export and archive public playbooks.
CVE-2023-5339 1 Mattermost 1 Mattermost Desktop 2023-12-10 N/A 5.5 MEDIUM
Mattermost Desktop fails to set an appropriate log level during initial run after fresh installation resulting in logging all keystrokes including password entry being logged. 
CVE-2023-5159 1 Mattermost 1 Mattermost 2023-12-10 N/A 2.7 LOW
Mattermost fails to properly verify the permissions when managing/updating a bot allowing a User Manager role with user edit permissions to manage/update bots.
CVE-2023-3591 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 8.2 HIGH
Mattermost fails to invalidate previously generated password reset tokens when a new reset token was created.
CVE-2023-5968 1 Mattermost 1 Mattermost 2023-12-10 N/A 4.9 MEDIUM
Mattermost fails to properly sanitize the user object when updating the username, resulting in the password hash being included in the response body. 
CVE-2023-5920 2 Apple, Mattermost 2 Macos, Mattermost Desktop 2023-12-10 N/A 3.3 LOW
Mattermost Desktop for MacOS fails to utilize the secure keyboard input functionality provided by macOS, allowing for other processes to read the keyboard input.
CVE-2023-4108 1 Mattermost 1 Mattermost 2023-12-10 N/A 7.5 HIGH
Mattermost fails to sanitize post metadata during audit logging resulting in permalinks contents being logged
CVE-2023-3584 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 3.1 LOW
Mattermost fails to properly check the authorization of POST /api/v4/teams when passing a team override scheme ID in the request, allowing an authenticated attacker with knowledge of a Team Override Scheme ID to create a new team with said team override scheme.
CVE-2023-5331 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 5.3 MEDIUM
Mattermost fails to properly check the creator of an attached file when adding the file to a draft post, potentially exposing unauthorized file information.
CVE-2023-3585 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 4.3 MEDIUM
Mattermost Boards fail to properly validate a board link, allowing an attacker to crash a channel by posting a specially crafted boards link.
CVE-2023-3577 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 4.3 MEDIUM
Mattermost fails to properly restrict requests to localhost/intranet during the interactive dialog, which could allow an attacker to perform a limited blind SSRF.
CVE-2023-5194 1 Mattermost 1 Mattermost 2023-12-10 N/A 4.3 MEDIUM
Mattermost fails to properly validate permissions when demoting and deactivating a user allowing for a system/user manager to demote / deactivate another manager
CVE-2023-3613 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 3.5 LOW
Mattermost WelcomeBot plugin fails to to validate the membership status when inviting or adding users to channels allowing guest accounts to be added or invited to channels by default.
CVE-2023-3593 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 6.5 MEDIUM
Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.
CVE-2023-5333 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 6.5 MEDIUM
Mattermost fails to deduplicate input IDs allowing a simple user to cause the application to consume excessive resources and possibly crash by sending a specially crafted request to /api/v4/users/ids with multiple identical IDs.
CVE-2023-3586 1 Mattermost 1 Mattermost Server 2023-12-10 N/A 5.4 MEDIUM
Mattermost fails to disable public Boards after the "Enable Publicly-Shared Boards" configuration option is disabled, resulting in previously-shared public Boards to remain accessible.
CVE-2023-5195 1 Mattermost 1 Mattermost 2023-12-10 N/A 5.4 MEDIUM
Mattermost fails to properly validate the permissions when soft deleting a team allowing a team member to soft delete other teams that they are not part of
CVE-2023-3615 1 Mattermost 1 Mattermost 2023-12-10 N/A 8.1 HIGH
Mattermost iOS app fails to properly validate the server certificate while initializing the TLS connection allowing a network attacker to intercept the WebSockets connection.
CVE-2023-4107 1 Mattermost 1 Mattermost 2023-12-10 N/A 6.5 MEDIUM
Mattermost fails to properly validate the requesting user permissions when updating a system admin, allowing a user manager to update a system admin's details such as email, first name and last name.
CVE-2023-4105 1 Mattermost 1 Mattermost 2023-12-10 N/A 4.3 MEDIUM
Mattermost fails to delete the attachments when deleting a message in a thread allowing a simple user to still be able to access and download the attachment of a deleted message