Multiple Critical RCE Flaws Discovered in Notepad++ Affect Millions of Windows Users
Notepad++ has been found to contain three serious vulnerabilities—two remote‑code‑execution flaws (CVE‑2026‑48778, CVE‑2026‑48800) and a denial‑of‑service issue (CVE‑2026‑48770)—all exploiting unchecked XML configuration files, putting millions of Windows users at high risk until they apply the latest security update.
