Vulnerabilities CVE-2026-10085

CVE-2026-10085

Medium

Open

TLP:CLEAR

Ordinary group/direct message member can enable group_constrained and remove all channel participants

NVD CVE.org

AI Analysis

No AI analysis yet.

Description

Mattermost versions 11.7.x <= 11.7.2, 11.6.x <= 11.6.4, 10.11.x <= 10.11.19 fail to restrict the group_constrained channel flag to public and private channels that support group synchronization, which allows an ordinary group or direct message member to remove all participants from the conversation via the channel patch API.. Mattermost Advisory ID: MMSA-2026-00688

Details

CVSS Score: 5.4
EPSS Score ⓘ: 0.17%

6.7th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Confidence: 90%
Published: Jul 13, 2026
Last Modified: Jul 13, 2026

Notes

No notes yet. Click "Add Note" to create the first analysis note.

Opinions

No opinions yet. Be the first to assess this intelligence.