4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
6.8 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
9.0%
Mattermost is vulnerable to Improper Access Control. The vulnerability is due to failing to enforce proper access control, allowing a user to run a slash command in a channel they are not a member of by linking a playbook run to that channel and executing a slash command as a playbook task command.
4.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
6.8 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
9.0%