VYPR

Mattermost

by Mattermost

Source repositories

CVEs (336)

CVESevRiskCVSSEPSSKEVPublishedDescription
CVE-2023-55220.000.00Oct 17, 2023Mattermost Mobile fails to limit the maximum number of Markdown elements in a post allowing an attacker to send a post with hundreds of emojis to a channel and freeze the mobile app of users when viewing that particular channel. 
CVE-2023-53390.000.00Oct 17, 2023Mattermost 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-2023-53330.000.00Oct 9, 2023Mattermost 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-2023-53310.000.00Oct 9, 2023Mattermost fails to properly check the creator of an attached file when adding the file to a draft post, potentially exposing unauthorized file information.
CVE-2023-53300.000.00Oct 9, 2023Mattermost fails to enforce a limit for the size of the cache entry for OpenGraph data allowing an attacker to send a specially crafted request to the /api/v4/opengraph filling the cache and turning the server unavailable.
CVE-2023-51600.000.00Oct 2, 2023Mattermost fails to check the Show Full Name option at the /api/v4/teams/TEAM_ID/top/team_members endpoint allowing a member to get the full name of another user even if the Show Full Name option was disabled
CVE-2023-51940.000.00Sep 29, 2023Mattermost fails to properly validate permissions when demoting and deactivating a user allowing for a system/user manager to demote / deactivate another manager
CVE-2023-51950.000.00Sep 29, 2023Mattermost 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-2023-51930.000.00Sep 29, 2023Mattermost fails to properly check permissions when retrieving a post allowing for a System Role with the permission to manage channels to read the posts of a DM conversation.
CVE-2023-51960.000.00Sep 29, 2023Mattermost fails to enforce character limits in all possible notification props allowing an attacker to send a really long value for a notification_prop resulting in the server consuming an abnormal quantity of computing resources and possibly becoming temporarily unavailable for its users.
CVE-2023-51590.000.00Sep 29, 2023Mattermost 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-2023-44780.000.00Aug 25, 2023Mattermost fails to restrict which parameters' values it takes from the request during signup allowing an attacker to register users as inactive, thus blocking them from later accessing Mattermost without the system admin activating their accounts.
CVE-2023-41080.000.00Aug 11, 2023Mattermost fails to sanitize post metadata during audit logging resulting in permalinks contents being logged
CVE-2023-41070.000.00Aug 11, 2023Mattermost 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-2023-41060.000.00Aug 11, 2023Mattermost 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-2023-41050.000.00Aug 11, 2023Mattermost 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
CVE-2023-35930.000.00Jul 17, 2023Mattermost fails to properly validate markdown, allowing an attacker to crash the server via a specially crafted markdown input.
CVE-2023-36140.000.00Jul 17, 2023Mattermost 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-2023-35910.000.00Jul 17, 2023Mattermost fails to invalidate previously generated password reset tokens when a new reset token was created.
CVE-2023-35900.000.00Jul 17, 2023Mattermost fails to delete card attachments in Boards, allowing an attacker to access deleted attachments.

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