Vulnerabilities (CVE)

Filtered by vendor Mattermost Subscribe
Total 287 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-2788 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
Mattermost fails to check if an admin user account active after an oauth2 flow is started, allowing an attacker with admin privileges to retain persistent access to Mattermost by obtaining an oauth2 access token while the attacker's account is deactivated.
CVE-2023-2793 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.
CVE-2023-2514 1 Mattermost 1 Mattermost 2024-02-04 N/A 7.5 HIGH
Mattermost Sever fails to redact the DB username and password before emitting an application log during server initialization. 
CVE-2023-2791 1 Mattermost 1 Mattermost 2024-02-04 N/A 4.3 MEDIUM
When creating a playbook run via the /dialog API, Mattermost fails to validate all parameters, allowing an authenticated attacker to edit an arbitrary channel post.
CVE-2023-1831 1 Mattermost 1 Mattermost Server 2024-02-04 N/A 7.5 HIGH
Mattermost fails to redact from audit logs the user password during user creation and the user password hash in other operations if the experimental audit logging configuration was enabled (ExperimentalAuditSettings section in config).
CVE-2023-2797 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.
CVE-2023-2786 1 Mattermost 1 Mattermost 2024-02-04 N/A 4.3 MEDIUM
Mattermost fails to properly check the permissions when executing commands allowing a member with no permissions to post a message in a channel to actually post it by executing channel commands.
CVE-2023-1562 1 Mattermost 1 Mattermost 2024-02-04 N/A 4.3 MEDIUM
Mattermost fails to check the "Show Full Name" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.
CVE-2023-2808 1 Mattermost 1 Mattermost 2024-02-04 N/A 5.3 MEDIUM
Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link.
CVE-2023-2792 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
Mattermost fails to sanitize ephemeral error messages, allowing an attacker to obtain arbitrary message contents by a specially crafted /groupmsg command.
CVE-2023-2785 1 Mattermost 1 Mattermost 2024-02-04 N/A 4.3 MEDIUM
Mattermost fails to properly truncate the postgres error log message of a search query failure allowing an attacker to cause the creation of large log files which can result in Denial of Service
CVE-2023-2281 1 Mattermost 1 Mattermost Server 2024-02-04 N/A 4.3 MEDIUM
When archiving a team, Mattermost fails to sanitize the related Websocket event sent to currently connected clients. This allows the clients to see the name, display name, description, and other data about the archived team.
CVE-2023-2000 1 Mattermost 1 Mattermost Desktop 2024-02-04 N/A 5.4 MEDIUM
Mattermost Desktop App fails to validate a mattermost server redirection and navigates to an arbitrary website
CVE-2023-2787 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
Mattermost fails to check channel membership when accessing message threads, allowing an attacker to access arbitrary posts by using the message threads API.
CVE-2023-27264 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
A missing permissions check in Mattermost Playbooks in Mattermost allows an attacker to modify a playbook via the /plugins/playbooks/api/v0/playbooks/[playbookID] API.
CVE-2023-27266 1 Mattermost 1 Mattermost Server 2024-02-04 N/A 2.7 LOW
Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the /api/v4/users/me/teams API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.
CVE-2023-27265 1 Mattermost 1 Mattermost Server 2024-02-04 N/A 2.7 LOW
Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the "Regenerate Invite Id" API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.
CVE-2023-1421 1 Mattermost 1 Mattermost Server 2024-02-04 N/A 6.1 MEDIUM
A reflected cross-site scripting vulnerability in the OAuth flow completion endpoints in Mattermost allows an attacker to send AJAX requests on behalf of the victim via sharing a crafted link with a malicious state parameter.
CVE-2022-4044 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.
CVE-2022-4045 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
A denial-of-service vulnerability in the Mattermost allows an authenticated user to crash the server via multiple requests to one of the API endpoints which could fetch a large amount of data.