CVE-2025-22449

LOW

Mattermost 9.11.0-9.11.5 - Incorrect Authorization via Team Public Setting

Title source: llm

Description

Mattermost versions 9.11.x <= 9.11.5 fail to enforce invite permissions, which allows team admins, with no permission to invite users to their team, to invite users by updating the "allow_open_invite" field via making their team public.

References (1)

Core 1

Core References

Vendor Advisory

https://mattermost.com/security-updates

Scores

CVSS v3 3.8

EPSS 0.0008

EPSS Percentile 24.3%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-863

Status published

Products (2)

mattermost/mattermost 9.11.0 - 9.11.6Go

mattermost/mattermost_server 9.11.0 - 9.11.6

Published Jan 09, 2025

Tracked Since Feb 18, 2026