VDB

CESS-2025-58075

CESS-2025-58075 PUBLISHED CVSS 8.1 HIGH

Mattermost versions 10.11.x <= 10.11.1, 10.10.x <= 10.10.2, 10.5.x <= 10.5.10 fail to verify a user has permission to join a Mattermost team using the original invite token which allows any attacked to join any team on a Mattermost server regardless of restrictions via manipulating the RelayState

Risk Scores

CVSS 3.1
8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Timeline

  • Sep 17, 2025 CVE Published
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