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CVE-2025-53971
🗓️ 21 Aug 2025 07:31:01Reported by MattermostType 
cve🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 111 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 16 |
|---|---|---|---|---|
 | CVE-2025-53971 | 21 Aug 202508:11 | – | circl |
 | Mattermost 安全漏洞 | 21 Aug 202500:00 | – | cnnvd |
 | CVE-2025-53971 Channel and Team Membership APIs inadvertently allow loss of Member privileges. | 21 Aug 202507:31 | – | cvelist |
 | EUVD-2025-25413 | 3 Oct 202520:07 | – | euvd |
 | Mattermost Fails to Properly Validate Team Role Modification | 21 Aug 202509:30 | – | github |
 | Mattermost Server 9.11.x < 9.11.18 / 10.5.x < 10.5.9 / 10.10.0 Incorrect Authorization (MMSA-2025-00485) | 12 Sep 202500:00 | – | nessus |
 | CVE-2025-53971 | 21 Aug 202508:15 | – | nvd |
 | CVE-2025-53971 Channel and Team Membership APIs inadvertently allow loss of Member privileges. | 21 Aug 202507:31 | – | osv |
| GHSA-4276-CM8C-788H Mattermost Fails to Properly Validate Team Role Modification | 21 Aug 202509:30 | – | osv |
| GO-2025-3902 Mattermost Fails to Properly Validate Team Role Modification in github.com/mattermost/mattermost-server | 29 Aug 202514:52 | – | osv |
10
Node
[
{
"defaultStatus": "unaffected",
"product": "Mattermost",
"vendor": "Mattermost",
"versions": [
{
"lessThanOrEqual": "10.5.8",
"status": "affected",
"version": "10.5.0",
"versionType": "semver"
},
{
"lessThanOrEqual": "9.11.17",
"status": "affected",
"version": "9.11.0",
"versionType": "semver"
},
{
"version": "10.10.0",
"status": "unaffected"
},
{
"version": "10.5.9",
"status": "unaffected"
},
{
"version": "9.11.18",
"status": "unaffected"
}
]
}
]| Source | Link |
|---|---|
| mattermost | www.mattermost.com/security-updates |
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| schemeRoles | request body | api/v4/teams/team-id/members/user-id/schemeRoles | Team Admins can demote Team Members to Guests by abusing authorization on PUT /api/v4/teams/{team-id}/members/{user-id}/schemeRoles. | CWE-863 |
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17 Jun 2026 09:39Current
7.1High risk
Vulners AI Score7.1
CVSS 3.13.8
EPSS0.00189
SSVC