CVE-2025-15556

⚠ KEVEPSS 6.1%

Notepad++ Download of Code Without Integrity Check Vulnerability

Added to CISA KEV: 2/12/2026

Description

Notepad++ when using the WinGUp updater, contains a download of code without integrity check vulnerability that could allow an attacker to intercept or redirect update traffic to download and execute an attacker-controlled installer. This could lead to arbitrary code execution with the privileges of the user.

Affected packages (0)

No package mapping in OSV.