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EUVD-2024-0399

🗓️ 03 Oct 2025 20:07:09Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 1 Views

Mattermost improperly shares notified user information to all channel members via WebSocket broadcasts.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Chainguard
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1 May 202507:14
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2 Jan 202411:26
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2 Jan 202400:00
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CVE-2023-48732
2 Jan 202409:52
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CVE-2023-48732 Keywords that trigger mentions are leaked to other users
2 Jan 202409:52
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Github Security Blog
Mattermost notified all users in the channel when using WebSockets to respond individually
2 Jan 202412:30
github
NVD
CVE-2023-48732
2 Jan 202410:15
nvd
OSV
BIT-MATTERMOST-2023-48732
6 Mar 202410:58
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OSV
CGA-298W-5RQH-7CJ7
29 Jan 202600:44
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OSV
CGA-2JQV-QQMP-35GQ
31 Mar 202516:00
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Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "3a161278-0778-3bbb-9d90-ab09c44b84ad",
        "vendor": {
          "name": "Mattermost"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "3a161278-0778-3bbb-9d90-ab09c44b84ad",
        "product": {
          "name": "Mattermost"
        },
        "product_version": ""
      },
      {
        "id": "d9aaac29-78bc-3005-9020-84cc6c4cb250",
        "product": {
          "name": "Mattermost"
        },
        "product_version": "0 ≤8.1.6"
      }
    ]
  }
]

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03 Oct 2025 20:07Current
4.7Medium risk
Vulners AI Score4.7
CVSS 3.14.3
EPSS0.00585
SSVC
1