https://cve.radiocsirt.org/rss/recent/all/10 Most recent entries from all 2026-10-06T19:34:50.590887+00:00 Vulnerability-Lookup csirt@opendfir.org python-feedgen Contains only the most 10 recent entries. https://cve.radiocsirt.org/vuln/cve-2026-10085 CVE-2026-10085 — Ordinary group/direct message member can enable group_constrained and remove all channel participants 2026-10-06T19:34:50.709389+00:00

Affected: Mattermost

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