Mattermost fails to scope the WebSocket response around notified users to a each user separately resulting in the WebSocket broadcasting the information about who was notified about a post to everyone else in the channel.
References
History

Tue, 03 Jun 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Mattermost

Published: 2024-01-02T09:52:01.147Z

Updated: 2025-06-03T14:45:52.518Z

Reserved: 2023-12-21T08:00:43.425Z

Link: CVE-2023-48732

cve-icon Vulnrichment

Updated: 2024-08-02T21:37:54.700Z

cve-icon NVD

Status : Modified

Published: 2024-01-02T10:15:08.487

Modified: 2024-11-21T08:32:20.653

Link: CVE-2023-48732

cve-icon Redhat

No data.