Permission Bypass

n8n Permission Bypass Vulnerability (CVE-2026-59259) — Medium Severity

A significant security flaw has been discovered in n8n, a popular workflow automation tool, that could allow unauthorized access to sensitive information. This vulnerability, tracked as CVE-2026-59259, is related to how n8n handles external secrets, posing a risk to data…

Alex Joseph
July 17, 2026

Nextcloud Deck Permission Logic Vulnerability (CVE-2025-66557) — Medium Severity

Understanding the Nextcloud Deck Permission Issue Nextcloud Deck, a popular Kanban-style tool for personal and team project organization within Nextcloud, had a security flaw. This issue could allow certain users to change the access rights of others, even when they…

Alex Joseph
December 11, 2025