- Description
- Mattermost versions 10.5.x <= 10.5.4, 9.11.x <= 9.11.13 fail to properly restrict API access to team information, allowing guest users to bypass permissions and view information about public teams they are not members of via a direct API call to /api/v4/teams/{team_id}.
- Source
- responsibledisclosure@mattermost.com
- NVD status
- Analyzed
CVSS 3.1
- Type
- Primary
- Base score
- 4.3
- Impact score
- 1.4
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Severity
- MEDIUM
- responsibledisclosure@mattermost.com
- CWE-863
- Hype score
- Not currently trending
CVE-2025-4128 Mattermost Information Disclosure Vulnerability in Versions 9.11.13 and 10.5.4 https://t.co/CUmYj8lxVg
@VulmonFeeds
11 Jun 2025
0 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
CVE-2025-4128 Mattermost versions 10.5.x <= 10.5.4, 9.11.x <= 9.11.13 fail to properly restrict API access to team information, allowing guest users to bypass permissions and view in… https://t.co/YWWa1Y6svo
@CVEnew
11 Jun 2025
364 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "65E6CEFD-19CA-46F8-9EEA-5C6E02518ADA",
"versionEndExcluding": "9.11.14",
"versionStartIncluding": "9.11.0"
},
{
"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F10C4C79-AB51-4C99-8301-7C2ACE5D89F7",
"versionEndExcluding": "10.5.5",
"versionStartIncluding": "10.5.0"
}
],
"operator": "OR"
}
]
}
]