LIVE · cybersecurity feed
Live wire
OpenAI Announced $1B in Defensive Tools for Water UtilitiesAttackers Breached JetBrains Cadence via Unpatched TeamCity, Extracting AWS CredentialsCVE-2026-59346 · Critical VMware Workstation and Fusion Flaw Lets VM Admins Execute Host CodeCVE-2026-32475 · Elementor Pro WordPress Plugin Vulnerability Exploited to Hack SitesBroadcom Patches Critical VMware Workstation and Fusion VM-Escape VulnerabilitiesHackers Leak Millions of Airport Passenger Records After Ransom RefusalUsing a VM to Contain an AI AgentCVE-2026-73749 · HPE Patches Critical RCE Vulnerabilities in AOS-CXCompanies Have Six Months to Prepare for Automated AttacksPhishing Campaign Sends Millions of Emails Using Invisible Unicode to Evade Filters
cve recordlow

CVE-2026-26230

mattermost · mattermost server

Published
CVSS3.8
Severitylow
WeaknessCWE-863
ExploitedNot in CISA KEV

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

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

References

← Back to the CVE Tracker

Our coverage of CVE-2026-26230

No stories yet. This page updates automatically when we publish reporting that references CVE-2026-26230.