CyberRota Analysis
This is a low severity vulnerability with a CVSS score of 3.8. See the original NVD description below for full technical details.
CVE
CVE-2026-26230
Severity
LOW
CVSS
3.8
EPSS
0.16%
Original NVD Description
Mattermost versions 10.11.x <= 10.11.10 fail to properly validate permission requirements in the team member roles API endpoint which allows team administrators to demote members to guest role. Mattermost Advisory ID: MMSA-2025-00531
Related CVEs
Other vulnerabilities affecting the same vendor(s)