Vulnerabilities (CVE)

Filtered by vendor Mattermost Subscribe
Total 320 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2023-1777 1 Mattermost 1 Mattermost Server 2024-02-28 N/A 5.3 MEDIUM
Mattermost allows an attacker to request a preview of an existing message when creating a new message via the createPost API call, disclosing the contents of the linked message.
CVE-2023-1831 1 Mattermost 1 Mattermost Server 2024-02-28 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-2023-2784 1 Mattermost 1 Mattermost 2024-02-28 N/A 6.5 MEDIUM
Mattermost fails to verify if the requestor is a sysadmin or not, before allowing `install` requests to the Apps allowing a regular user send install requests to the Apps.
CVE-2023-2788 1 Mattermost 1 Mattermost 2024-02-28 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-2023-2785 1 Mattermost 1 Mattermost 2024-02-28 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-2023-2515 1 Mattermost 1 Mattermost Server 2024-02-28 N/A 8.8 HIGH
Mattermost fails to restrict a user with permissions to edit other users and to create personal access tokens from elevating their privileges to system admin
CVE-2023-27265 1 Mattermost 1 Mattermost Server 2024-02-28 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-2023-27263 1 Mattermost 1 Mattermost 2024-02-28 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-2023-27264 1 Mattermost 1 Mattermost 2024-02-28 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-2022-4019 1 Mattermost 1 Mattermost 2024-02-28 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-2022-4045 1 Mattermost 1 Mattermost 2024-02-28 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-2022-4044 1 Mattermost 1 Mattermost 2024-02-28 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-2023-1421 1 Mattermost 1 Mattermost Server 2024-02-28 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-2023-27266 1 Mattermost 1 Mattermost Server 2024-02-28 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-2022-3147 1 Mattermost 1 Mattermost Server 2024-02-28 N/A 6.5 MEDIUM
Mattermost version 7.0.x and earlier fails to sufficiently limit the in-memory sizes of concurrently uploaded JPEG images, which allows authenticated users to cause resource exhaustion on specific system configurations, resulting in server-side Denial of Service.
CVE-2022-2401 1 Mattermost 1 Mattermost Server 2024-02-28 N/A 6.5 MEDIUM
Unrestricted information disclosure of all users in Mattermost version 6.7.0 and earlier allows team members to access some sensitive information by directly accessing the APIs.
CVE-2022-2408 1 Mattermost 1 Mattermost 2024-02-28 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-2022-3257 1 Mattermost 1 Mattermost Server 2024-02-28 N/A 6.5 MEDIUM
Mattermost version 7.1.x 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-2022-2406 1 Mattermost 1 Mattermost 2024-02-28 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-2022-2366 1 Mattermost 1 Mattermost Server 2024-02-28 5.0 MEDIUM 5.3 MEDIUM
Incorrect default configuration for trusted IP header in Mattermost version 6.7.0 and earlier allows attacker to bypass some of the rate limitations in place or use manipulated IPs for audit logging via manipulating the request headers.