Vulnerabilities > Mattermost

DATE CVE VULNERABILITY TITLE RISK
2023-02-27 CVE-2023-27263 Missing Authorization vulnerability in Mattermost
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.
network
low complexity
mattermost CWE-862
6.5
2023-02-27 CVE-2023-27264 Missing Authorization vulnerability in Mattermost
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.
network
low complexity
mattermost CWE-862
6.5
2023-02-27 CVE-2023-27265 Exposure of Resource to Wrong Sphere vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-668
2.7
2023-02-27 CVE-2023-27266 Information Exposure vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-200
2.7
2022-11-23 CVE-2022-4045 Allocation of Resources Without Limits or Throttling vulnerability in Mattermost
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. 
network
low complexity
mattermost CWE-770
6.5
2022-11-23 CVE-2022-4019 Allocation of Resources Without Limits or Throttling vulnerability in Mattermost
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.
network
low complexity
mattermost CWE-770
6.5
2022-11-23 CVE-2022-4044 Allocation of Resources Without Limits or Throttling vulnerability in Mattermost
A denial-of-service vulnerability in Mattermost allows an authenticated user to crash the server via multiple large autoresponder messages.
network
low complexity
mattermost CWE-770
6.5
2022-09-23 CVE-2022-3257 Unrestricted Upload of File with Dangerous Type vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-434
6.5
2022-09-09 CVE-2022-3147 Allocation of Resources Without Limits or Throttling vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-770
6.5
2022-07-14 CVE-2022-2401 Information Exposure vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-200
6.5