ZeroHour
DashboardNewsCVEsExploitsIncidentsAIBriefAnalyticsEntitiesWatchlistIOCsAsk the feedSourcesFeeds & APIKiosk mode

CVE-2025-6226

—
CVSS 3.1
6.5 medium
EPSS
<1%p24
Published
()
Modified
Description

Mattermost versions 10.5.x <= 10.5.6, 10.8.x <= 10.8.1, 10.7.x <= 10.7.3, 9.11.x <= 9.11.16 fail to verify authorization when retrieving cached posts by PendingPostID which allows an authenticated user to read posts in private channels they don't have access to via guessing the PendingPostID of recently created posts.

Vendors
mattermost
Products
mattermost server
Weakness
CWE-306
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

No ingested article mentions this CVE yet.