6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
7.2 High
AI Score
Confidence
Low
0.0005 Low
EPSS
Percentile
17.0%
mattermost is vulnerable to Open Redirect. The vulnerability is caused due to a missing validation at redirect URL parameter. The application fails to validate the custom URL scheme /oauth/{service}/mobile_login?redirect_to=, once a user clicks “Back to mattermost”. The attacker can bypass protection mechanism or gain privileges by exploiting this vulnerability.
6.1 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
7.2 High
AI Score
Confidence
Low
0.0005 Low
EPSS
Percentile
17.0%