title: Deleted attachments in Boards remain accessible
description: Mattermost fails to delete card attachments in Boards, allowing an attacker to access deleted attachments.
problem types: CWE-863 Incorrect Authorization
affected:
{
defaultStatus: affected
product: Mattermost
vendor: Mattermost
versions:
lessThanOrEqual: 7.10.2, status: affected, version: 0, versionType: semver
status: unaffected, version: 7.10.3
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 3.1
baseSeverity: LOW
confidentialityImpact: LOW
integrityImpact: NONE
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Update Mattermost Server to versions v7.10.3 or higher.