3.8
CVE-2025-53971
- EPSS 0.04%
- Published 21.08.2025 07:31:01
- Last modified 22.08.2025 18:09:17
- Source responsibledisclosure@mattermo
- Teams watchlist Login
- Open Login
Mattermost versions 10.5.x <= 10.5.8, 9.11.x <= 9.11.17 fail to properly validate authorization for team scheme role modifications which allows Team Admins to demote Team Members to Guests via the PUT /api/v4/teams/team-id/members/user-id/schemeRoles API endpoint.
Verknüpft mit AI von unstrukturierten Daten zu bestehenden CPE der NVD
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Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
VendorMattermost
≫
Product
Mattermost
Default Statusunaffected
Version <=
10.5.8
Version
10.5.0
Status
affected
Version <=
9.11.17
Version
9.11.0
Status
affected
Version
10.10.0
Status
unaffected
Version
10.5.9
Status
unaffected
Version
9.11.18
Status
unaffected
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.04% | 0.089 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| responsibledisclosure@mattermost.com | 3.8 | 1.2 | 2.5 |
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
|
CWE-863 Incorrect Authorization
The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.