Vulnerabilities
Vulnerable Software
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.
CVSS Score
5.6
EPSS Score
0.002
Published
2022-07-12
Mattermost version 6.4.x and earlier fails to properly check the plugin version when a plugin is installed from the Marketplace, which allows an authenticated and an authorized user to install and exploit an old plugin version from the Marketplace which might have known vulnerabilities.
CVSS Score
4.7
EPSS Score
0.003
Published
2022-04-19
Mattermost 6.4.x and earlier fails to properly invalidate pending email invitations when the action is performed from the system console, which allows accidentally invited users to join the workspace and access information from the public teams and channels.
CVSS Score
3.7
EPSS Score
0.002
Published
2022-04-19
A call stack overflow bug in the SAML login feature in Mattermost server in versions up to and including 6.3.2 allows an attacker to crash the server via submitting a maliciously crafted POST body.
CVSS Score
5.3
EPSS Score
0.003
Published
2022-03-10
Mattermost 6.0 and earlier fails to sufficiently validate the email address during registration, which allows attackers to trick users into signing up using attacker-controlled email addresses via crafted invitation token.
CVSS Score
3.7
EPSS Score
0.002
Published
2021-12-17
Mattermost 6.0 and earlier fails to sufficiently validate parameters during post creation, which allows authenticated attackers to cause a client-side crash of the web application via a maliciously crafted post.
CVSS Score
3.5
EPSS Score
0.006
Published
2021-12-17
An issue was discovered in Mattermost Server before 2.1.0. It allows XSS via CSRF.
CVSS Score
6.1
EPSS Score
0.001
Published
2020-06-19
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2, when used as an OAuth 2.0 service provider, Session invalidation was mishandled.
CVSS Score
5.3
EPSS Score
0.002
Published
2020-06-19
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2, when Single Sign-On OAuth2 is used. An attacker could claim somebody else's account.
CVSS Score
8.1
EPSS Score
0.002
Published
2020-06-19
An issue was discovered in Mattermost Server before 4.0.0, 3.10.2, and 3.9.2. XSS could occur via a channel header.
CVSS Score
6.1
EPSS Score
0.004
Published
2020-06-19


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