Medium
Insufficient permissions checks on teams
Type: advisorySources: OSV
Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to properly enforce permissions which allows a user with systems manager role with read-only access to teams to perform write operations on teams.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2024-42497
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 01:16 UTC · Revision 1
Source evidence
Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to properly enforce permissions which allows a user with systems manager role with read-only access to teams to perform write operations on teams.
osv:CVE-2024-42497
Complete source record
{
"id": "5e99a2d4d135ee74916340389bbbdafd0e04fd9993e47fe12efdd94769dcae1d",
"url": "https://osv.dev/vulnerability/CVE-2024-42497",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Insufficient permissions checks on teams",
"summary": "Mattermost versions 9.9.x <= 9.9.1, 9.5.x <= 9.5.7, 9.10.x <= 9.10.0, 9.8.x <= 9.8.2 fail to properly enforce permissions which allows a user with systems manager role with read-only access to teams to perform write operations on teams.",
"evidence": "osv:CVE-2024-42497",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2024-42497",
"aliases": [
"BIT-mattermost-2024-42497",
"CVE-2024-42497",
"GHSA-fxq9-6946-34q7",
"GO-2024-3091"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/mattermost/mattermost",
"type": "GIT",
"events": [
{
"introduced": "99d819d25d0b16b3faed901b1fe5c41de7655e9c"
},
{
"fixed": "43355fe32a953e8b7aa82a9c4cd024311665c098"
},
{
"introduced": "015002180e109f0384c511a01dede846c549ce35"
},
{
"fixed": "cd60532e9a41cbc2150e7747308f9bb08aa61f15"
},
{
"introduced": "4179e17b491ec5292ca6e157d7b216b464bce397"
},
{
"fixed": "7bbf7ec130487af9a324040259b2e942d7b9ba3c"
},
{
"introduced": "60c5bb46dfa8192efa5a13c746423f0e7696b8bc"
},
{
"last_affected": "60c5bb46dfa8192efa5a13c746423f0e7696b8bc"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.5.0"
},
{
"fixed": "9.5.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.8.0"
},
{
"fixed": "9.8.3"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.9.0"
},
{
"fixed": "9.9.2"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:9.10.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.10.0"
},
{
"last_affected": "9.10.0"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"9.10.0",
"v9.5.8-rc1",
"v9.8.3-rc1",
"v9.9.2-rc1",
"v9.5.7-rc3",
"v9.5.7",
"v9.8.2-rc4",
"v9.8.2",
"v9.10.0-rc3",
"v9.10.0",
"@mattermost/types@9.10.0",
"@mattermost/client@9.10.0",
"v9.9.1-rc4",
"v9.9.1",
"v9.8.2-rc3",
"v9.9.1-rc3",
"v9.8.2-rc2",
"v9.5.7-rc2",
"v9.9.1-rc2",
"v9.8.2-rc1",
"v9.9.1-rc1",
"v9.5.7-rc1",
"v9.5.6",
"v9.9.0-rc4",
"v9.9.0",
"@mattermost/types@9.9.0",
"@mattermost/client@9.9.0",
"v9.5.6-rc2",
"v9.8.1-rc2",
"v9.8.1",
"v9.8.1-rc1",
"v9.5.6-rc1",
"v9.5.5-rc1",
"v9.5.5",
"v9.8.0-rc4",
"v9.8.0",
"@mattermost/types@9.8.0",
"@mattermost/client@9.8.0",
"v9.5.4-rc2",
"v9.5.4",
"v9.5.4-rc1",
"v9.5.3",
"v9.5.3-rc3",
"v9.5.3-rc2",
"v9.5.3-rc1",
"v9.5.2",
"v9.5.1-rc1",
"v9.5.1",
"v9.5.0-rc3",
"v9.5.0",
"@mattermost/types@9.5.0",
"@mattermost/client@9.5.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-42497.json"
}
}
],
"modified": "2026-10-28T02:30:24.738953187Z",
"provider": "osv",
"references": [
"https://mattermost.com/security-updates",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42497.json",
"https://nvd.nist.gov/vuln/detail/CVE-2024-42497"
],
"provider_metadata": {
"cwe_ids": [
"CWE-284"
],
"cna_assigner": "Mattermost",
"unresolved_ranges": [
{
"extracted_events": [
{
"range": [
{
"introduced": "9.10.0"
},
{
"last_affected": "9.10.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
}
]
},
{
"extracted_events": [
{
"range": [
{
"introduced": "9.9.0"
},
{
"last_affected": "9.9.1"
},
{
"introduced": "9.5.0"
},
{
"last_affected": "9.5.7"
},
{
"introduced": "9.8.0"
},
{
"last_affected": "9.8.2"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42497.json"
}
},
"related_cves": [
{
"value": "CVE-2024-42497",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 491533,
"published_at": "2024-08-22T15:17:11.468+00:00"
}