title: Inconsistent state in UI after boards permission change by system admin
description: Mattermost fails to properly show information in the UI, allowing a system admin to modify a board state allowing any user with a valid sharing link to join the board with editor access, without the UI showing the updated permissions.
problem types: CWE-862 Missing Authorization
affected:
{
defaultStatus: unaffected
product: Mattermost
vendor: Mattermost
versions:
lessThanOrEqual: 7.8.6, status: affected, version: 0, versionType: semver
lessThanOrEqual: 7.9.4, status: affected, version: 0, versionType: semver
lessThanOrEqual: 7.10.2, status: affected, version: 0, versionType: semver
status: unaffected, version: 7.8.7
status: unaffected, version: 7.9.5
status: unaffected, version: 7.10.3
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 2.7
baseSeverity: LOW
confidentialityImpact: NONE
integrityImpact: LOW
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Update Mattermost Server to versions 7.8.7, 7.9.5, 7.10.3 or higher.