Vulnerabilities > Mattermost > Mattermost Server > 3.9.0

DATE CVE VULNERABILITY TITLE RISK
2023-07-17 CVE-2023-3614 Resource Exhaustion vulnerability in Mattermost Server
Mattermost 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.
local
low complexity
mattermost CWE-400
3.3
2023-05-12 CVE-2023-2515 Incorrect Authorization vulnerability in Mattermost Server
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
network
low complexity
mattermost CWE-863
8.8
2023-04-25 CVE-2023-2281 Unspecified vulnerability in Mattermost Server
When archiving a team, Mattermost fails to sanitize the related Websocket event sent to currently connected clients.
network
low complexity
mattermost
4.3
2023-04-17 CVE-2023-1831 Cleartext Transmission of Sensitive Information vulnerability in Mattermost Server
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).
network
low complexity
mattermost CWE-319
7.5
2023-03-31 CVE-2023-1774 Missing Authorization vulnerability in Mattermost Server
When processing an email invite to a private channel on a team, Mattermost fails to validate the inviter's permission to that channel, allowing an attacker to invite themselves to a private channel.
network
low complexity
mattermost CWE-862
5.4
2023-03-31 CVE-2023-1775 Exposure of Resource to Wrong Sphere vulnerability in Mattermost Server
When running in a High Availability configuration, Mattermost fails to sanitize some of the user_updated and post_deleted events broadcast to all users, leading to disclosure of sensitive information to some of the users with currently connected Websocket clients.
network
low complexity
mattermost CWE-668
6.5
2023-03-31 CVE-2023-1776 Cross-site Scripting vulnerability in Mattermost Server
Boards in Mattermost allows an attacker to upload a malicious SVG image file as an attachment to a card and share it using a direct link to the file.
network
low complexity
mattermost CWE-79
5.4
2023-03-31 CVE-2023-1777 Exposure of Resource to Wrong Sphere vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-668
5.3
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
2022-07-12 CVE-2022-2366 Incorrect Default Permissions vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-276
5.0