- Description
- Mattermost versions 10.11.x <= 10.11.10 fail to properly validate permission requirements in the team member roles API endpoint which allows team administrators to demote members to guest role. Mattermost Advisory ID: MMSA-2025-00531
- Source
- responsibledisclosure@mattermost.com
- NVD status
- Analyzed
- Products
- mattermost_server
CVSS 3.1
- Type
- Secondary
- Base score
- 3.8
- Impact score
- 2.5
- Exploitability score
- 1.2
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
- Severity
- LOW
- responsibledisclosure@mattermost.com
- CWE-863
- Hype score
- Not currently trending
[
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "B6E5F368-358C-429B-8F04-3C8DF4A71A91",
"versionEndExcluding": "10.11.11",
"versionStartIncluding": "10.11.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
]