Vulnerabilities > Mattermost > Mattermost Server > 6.5.1

DATE CVE VULNERABILITY TITLE RISK
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
2023-03-15 CVE-2023-1421 Cross-site Scripting vulnerability in Mattermost Server
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.
network
low complexity
mattermost CWE-79
6.1
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
2022-09-09 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