5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
6.7 Medium
AI Score
Confidence
High
0.0005 Low
EPSS
Percentile
17.0%
Mattermost is vulnerable to Missing Authorization. The Vulnerability is due to not properly checking the creator of an attached file when adding the file to a draft post. This allows an attacker to potentially expose information by adding the file to a draft post.
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
6.7 Medium
AI Score
Confidence
High
0.0005 Low
EPSS
Percentile
17.0%