Exploited Vulnerabilities DailyCVE-2025-15556: Notepad++ Notepad++
EPSS1.7%No. 1604 of 1739 in KEV
CVE year2025~1 yrs before listing
Same vendor in KEV1
Same product1
| Field | Value |
|---|---|
| Vendor | Notepad++ |
| Product | Notepad++ |
| Name | Notepad++ Download of Code Without Integrity Check Vulnerability |
| Added to KEV | 2026-02-12 |
| US federal due date | 2026-03-05 |
| Ransomware use | Unknown |
| CWE | CWE-494 |
CISA 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.
Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page
A Notepad++ Notepad++ vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2026-02-12.