2.7 Low
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
3.9 Low
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
9.0%
Mattermost versions 9.6.0, 9.5.x before 9.5.3, and 8.1.x before 8.1.12 fail to fully validate role changes, which allows an attacker authenticated as a team admin to promote guests to team admins via crafted HTTP requests.
[
{
"defaultStatus": "unaffected",
"product": "Mattermost",
"vendor": "Mattermost",
"versions": [
{
"status": "affected",
"version": "9.6.0"
},
{
"lessThanOrEqual": "9.5.2",
"status": "affected",
"version": "9.5.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "8.1.11",
"status": "affected",
"version": "8.1.0",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "9.7.0"
},
{
"status": "unaffected",
"version": "9.6.1"
},
{
"status": "unaffected",
"version": "9.5.3"
},
{
"status": "unaffected",
"version": "8.1.12"
}
]
}
]
2.7 Low
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
3.9 Low
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
9.0%