Filtered by vendor Mattermost Subscriptions
Total 340 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2023-48732 1 Mattermost 1 Mattermost Server 2024-11-21 4.3 Medium
Mattermost fails to scope the WebSocket response around notified users to a each user separately resulting in the WebSocket broadcasting the information about who was notified about a post to everyone else in the channel.
CVE-2023-48369 1 Mattermost 1 Mattermost 2024-11-21 4.3 Medium
Mattermost fails to limit the log size of server logs allowing an attacker sending specially crafted requests to different endpoints to potentially overflow the log.
CVE-2023-47865 1 Mattermost 1 Mattermost 2024-11-21 4.3 Medium
Mattermost fails to check if hardened mode is enabled when overriding the username and/or the icon when posting a post. If settings allowed integrations to override the username and profile picture when posting, a member could also override the username and icon when making a post even if the Hardened Mode setting was enabled
CVE-2023-47858 1 Mattermost 1 Mattermost Server 2024-11-21 4.3 Medium
Mattermost fails to properly verify the permissions needed for viewing archived public channels,  allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.
CVE-2023-46701 1 Mattermost 1 Mattermost Server 2024-11-21 6.5 Medium
Mattermost fails to perform authorization checks in the /plugins/playbooks/api/v0/runs/add-to-timeline-dialog endpoint of the Playbooks plugin allowing an attacker to get limited information about a post if they know the post ID
CVE-2023-45316 1 Mattermost 1 Mattermost Server 2024-11-21 7.3 High
Mattermost fails to validate if a relative path is passed in /plugins/playbooks/api/v0/telemetry/run/<telem_run_id> as a telemetry run ID, allowing an attacker to use a path traversal payload that points to a different endpoint leading to a CSRF attack.
CVE-2023-45223 1 Mattermost 1 Mattermost 2024-11-21 4.3 Medium
Mattermost fails to properly validate the "Show Full Name" option in a few endpoints in Mattermost Boards, allowing a member to get the full name of another user even if the Show Full Name option was disabled. 
CVE-2023-43754 1 Mattermost 1 Mattermost 2024-11-21 4.3 Medium
Mattermost fails to check whether the  “Allow users to view archived channels”  setting is enabled during permalink previews display, allowing members to view permalink previews of archived channels even if the “Allow users to view archived channels” setting is disabled. 
CVE-2023-40703 1 Mattermost 1 Mattermost 2024-11-21 4.3 Medium
Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string. 
CVE-2023-3615 1 Mattermost 1 Mattermost 2024-11-21 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-2023-3614 1 Mattermost 1 Mattermost Server 2024-11-21 4.3 Medium
Mattermost fails to properly validate a gif image file, allowing an attacker to consume a significant amount of server resources, making the server unresponsive for an extended period of time by linking to specially crafted image file.
CVE-2023-3613 1 Mattermost 1 Mattermost Server 2024-11-21 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 2024-11-21 4.3 Medium
Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.
CVE-2023-3591 1 Mattermost 1 Mattermost Server 2024-11-21 4.8 Medium
Mattermost fails to invalidate previously generated password reset tokens when a new reset token was created.
CVE-2023-3590 1 Mattermost 1 Mattermost Server 2024-11-21 3.1 Low
Mattermost fails to delete card attachments in Boards, allowing an attacker to access deleted attachments.
CVE-2023-3587 1 Mattermost 1 Mattermost Server 2024-11-21 2.7 Low
Mattermost fails to properly show information in the UI, allowing a system admin to modify a board state allowing any user with a valid sharing link to join the board with editor access, without the UI showing the updated permissions.
CVE-2023-3586 1 Mattermost 1 Mattermost Server 2024-11-21 4.2 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-2023-3585 1 Mattermost 1 Mattermost Server 2024-11-21 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-2023-3584 1 Mattermost 1 Mattermost Server 2024-11-21 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-2023-3582 1 Mattermost 1 Mattermost Server 2024-11-21 4.3 Medium
Mattermost fails to verify channel membership when linking a board to a channel allowing a low-privileged authenticated user to link a Board to a private channel they don't have access to,