6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
32.7%
Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.
CPE | Name | Operator | Version |
---|---|---|---|
mattermost:mattermost | mattermost | le | 7.8.3 |
mattermost:mattermost | mattermost | le | 7.9.2 |
mattermost:mattermost | mattermost | eq | 7.10.0 |
[
{
"defaultStatus": "unaffected",
"product": "Mattermost",
"vendor": "Mattermost",
"versions": [
{
"lessThanOrEqual": "7.8.2",
"status": "affected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.9.1",
"status": "affected",
"version": "0",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "7.10.1"
},
{
"status": "unaffected",
"version": "7.8.3"
},
{
"status": "unaffected",
"version": "7.9.2"
},
{
"status": "affected",
"version": "7.10.0"
}
]
}
]