Vulnerabilities (CVE)

Filtered by vendor Mattermost Subscribe
Filtered by product Mattermost
Total 63 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
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-2023-2787 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-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.
CVE-2023-27263 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
A missing permissions check in the /plugins/playbooks/api/v0/runs API in Mattermost allows an attacker to list and view playbooks belonging to a team they are not a member of.
CVE-2022-4019 1 Mattermost 1 Mattermost 2024-02-04 N/A 6.5 MEDIUM
A denial-of-service vulnerability in the Mattermost Playbooks plugin allows an authenticated user to crash the server via multiple large requests to one of the Playbooks API endpoints.
CVE-2022-2406 1 Mattermost 1 Mattermost 2024-02-04 4.0 MEDIUM 6.5 MEDIUM
The legacy Slack import feature in Mattermost version 6.7.0 and earlier fails to properly limit the sizes of imported files, which allows an authenticated attacker to crash the server by importing large files via the Slack import REST API.
CVE-2022-2408 1 Mattermost 1 Mattermost 2024-02-04 4.0 MEDIUM 4.3 MEDIUM
The Guest account feature in Mattermost version 6.7.0 and earlier fails to properly restrict the permissions, which allows a guest user to fetch a list of all public channels in the team, in spite of not being part of those channels.
CVE-2022-1002 1 Mattermost 1 Mattermost 2024-02-04 3.5 LOW 5.4 MEDIUM
Mattermost 6.3.0 and earlier fails to properly sanitize the HTML content in the email invitation sent to guest users, which allows registered users with special permissions to invite guest users to inject unescaped HTML content in the email invitations.
CVE-2022-0708 1 Mattermost 1 Mattermost 2024-02-04 4.0 MEDIUM 6.5 MEDIUM
Mattermost 6.3.0 and earlier fails to protect email addresses of the creator of the team via one of the APIs, which allows authenticated team members to access this information resulting in sensitive & private information disclosure.
CVE-2022-1003 1 Mattermost 1 Mattermost 2024-02-04 4.0 MEDIUM 4.9 MEDIUM
One of the API in Mattermost version 6.3.0 and earlier fails to properly protect the permissions, which allows the system administrators to combine the two distinct privileges/capabilities in a way that allows them to override certain restricted configurations like EnableUploads.
CVE-2021-37861 1 Mattermost 1 Mattermost 2024-02-04 5.0 MEDIUM 7.5 HIGH
Mattermost 6.0.2 and earlier fails to sufficiently sanitize user's password in audit logs when user creation fails.
CVE-2021-37865 1 Mattermost 1 Mattermost 2024-02-04 3.5 LOW 5.7 MEDIUM
Mattermost 6.2 and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.
CVE-2021-37864 1 Mattermost 1 Mattermost 2024-02-04 4.0 MEDIUM 6.5 MEDIUM
Mattermost 6.1 and earlier fails to sufficiently validate permissions while viewing archived channels, which allows authenticated users to view contents of archived channels even when this is denied by system administrators by directly accessing the APIs.
CVE-2021-37860 1 Mattermost 1 Mattermost 2024-02-04 2.6 LOW 6.1 MEDIUM
Mattermost 5.38 and earlier fails to sufficiently sanitize clipboard contents, which allows a user-assisted attacker to inject arbitrary web script in product deployments that explicitly disable the default CSP.