Medium
Malicious remote can make an arbitrary local channel read-only
Type: advisorySources: OSV
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local channel read-only.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2024-41162
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 15:26 UTC · Revision 1
Source evidence
Malicious remote can make an arbitrary local channel read-only
core-osv · Original sourcePublished 1 Aug 2024, 14:05 UTC
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local channel read-only.
osv:CVE-2024-41162
Complete source record
{
"id": "096608e1e5381152c06c778dfc8dbe7ab8cb4246ba13d5859c7638a80085ae14",
"url": "https://osv.dev/vulnerability/CVE-2024-41162",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Malicious remote can make an arbitrary local channel read-only",
"summary": "Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6, 9.7.x <= 9.7.5 and 9.8.x <= 9.8.1 fail to disallow the modification of local channels by a remote, when shared channels are enabled, which allows a malicious remote to make an arbitrary local channel read-only.",
"evidence": "osv:CVE-2024-41162",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2024-41162",
"aliases": [
"BIT-mattermost-2024-41162",
"CVE-2024-41162",
"GHSA-jr9x-3x7m-4j75",
"GO-2024-3031"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/mattermost/mattermost",
"type": "GIT",
"events": [
{
"introduced": "99d819d25d0b16b3faed901b1fe5c41de7655e9c"
},
{
"fixed": "55b24d27c857936c742992b6e3ca94bb2c5c3dac"
},
{
"introduced": "7a9257d35b66fc46a7ac682dc6b720857c630ee9"
},
{
"fixed": "d45148a45866f35884cf8c2bb1c2feab9c61c2df"
},
{
"introduced": "015002180e109f0384c511a01dede846c549ce35"
},
{
"fixed": "33db68643e85d71af769f4bb1c788a085a92ed8c"
},
{
"introduced": "4179e17b491ec5292ca6e157d7b216b464bce397"
},
{
"last_affected": "4179e17b491ec5292ca6e157d7b216b464bce397"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.5.0"
},
{
"fixed": "9.5.7"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.7.0"
},
{
"fixed": "9.7.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.8.0"
},
{
"fixed": "9.8.2"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:mattermost:mattermost_server:9.9.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "9.9.0"
},
{
"last_affected": "9.9.0"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"9.9.0",
"v9.8.2-rc3",
"v9.7.6-rc3",
"v9.8.2-rc2",
"v9.7.6-rc2",
"v9.5.7-rc2",
"v9.8.2-rc1",
"v9.7.6-rc1",
"v9.5.7-rc1",
"v9.5.6",
"v9.7.5",
"v9.9.0-rc4",
"v9.9.0",
"@mattermost/types@9.9.0",
"@mattermost/client@9.9.0",
"v9.5.6-rc2",
"v9.7.5-rc2",
"v9.8.1-rc2",
"v9.8.1",
"v9.8.1-rc1",
"v9.5.6-rc1",
"v9.7.5-rc1",
"v9.5.5-rc1",
"v9.5.5",
"v9.7.4-rc1",
"v9.7.4",
"v9.8.0-rc4",
"v9.8.0",
"@mattermost/types@9.8.0",
"@mattermost/client@9.8.0",
"v9.7.3",
"v9.5.4-rc2",
"v9.5.4",
"v9.7.2-rc1",
"v9.7.2",
"v9.5.4-rc1",
"v9.7.1",
"v9.7.0-rc3",
"v9.7.0",
"@mattermost/types@9.7.0",
"@mattermost/client@9.7.0",
"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-2024-41162.json"
}
}
],
"modified": "2026-10-28T02:30:29.812109140Z",
"provider": "osv",
"references": [
"https://mattermost.com/security-updates",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/41xxx/CVE-2024-41162.json",
"https://nvd.nist.gov/vuln/detail/CVE-2024-41162"
],
"provider_metadata": {
"cwe_ids": [
"CWE-284"
],
"cna_assigner": "Mattermost",
"unresolved_ranges": [
{
"extracted_events": [
{
"range": [
{
"introduced": "9.9.0"
},
{
"last_affected": "9.9.0"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandaloneSingleVersion"
}
]
},
{
"extracted_events": [
{
"range": [
{
"introduced": "9.5.0"
},
{
"last_affected": "9.5.6"
},
{
"introduced": "9.7.0"
},
{
"last_affected": "9.7.5"
},
{
"introduced": "9.8.0"
},
{
"last_affected": "9.8.1"
}
],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/41xxx/CVE-2024-41162.json"
}
},
"related_cves": [
{
"value": "CVE-2024-41162",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 496812,
"published_at": "2024-08-01T14:05:09.501+00:00"
}