Mattermost: Security Vulnerabilities
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. An external link can occur on an error page even if it is not on an allowlist.
CVSS Score
5.3
EPSS Score
0.008
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. After a restart of a server, an attacker might suddenly gain API Endpoint access.
CVSS Score
9.8
EPSS Score
0.012
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. API endpoint access control does not honor an integration permission restriction.
CVSS Score
5.3
EPSS Score
0.008
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.8.2, 3.7.5, and 3.6.7. Weak hashing was used for e-mail invitations, OAuth, and e-mail verification tokens.
CVSS Score
7.5
EPSS Score
0.007
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.7.3 and 3.6.5. A System Administrator can place a SAML certificate at an arbitrary pathname.
CVSS Score
4.9
EPSS Score
0.005
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.7.0 and 3.6.3. Attackers can use the API for unauthenticated team creation.
CVSS Score
5.3
EPSS Score
0.008
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.6.2. The WebSocket feature does not follow the Same Origin Policy.
CVSS Score
9.8
EPSS Score
0.012
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.6.0 and 3.5.2. XSS can occur via a link on an error page.
CVSS Score
6.1
EPSS Score
0.007
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.2.0. It mishandles brute-force attempts at password change.
CVSS Score
7.5
EPSS Score
0.009
Published
2020-06-19
An issue was discovered in Mattermost Server before 3.1.0. It allows XSS via theme color-code values.
CVSS Score
5.4
EPSS Score
0.006
Published
2020-06-19