Vulnerability in Notepad++
27 April 2026
CSA has issued a CVE ID to a vulnerability reported in Notepad++ as part of CSA's Responsibility Vulnerability Disclosure Policy. Users and administrators of the affected product version are advised to update to the latest version 8.9.4 immediately.
Background
CSA has issued a CVE ID (CVE-2026-3008) to a vulnerability reported in Notepad++, an open-source text editor. The Product Owner of Notepad++ has released a security update to address the vulnerability.
Impact
Successful exploitation of the string injection vulnerability could allow an attacker to obtain memory address information or crash the application.
Affected Products
The vulnerability affects Notepad++ version 8.9.3.
Mitigation
Users and administrators of the affected product version are advised to update to the latest version 8.9.4 immediately.
Special Thanks to:
• Informer: Mr Hazley Samsudin
• Product Owner: Notepad++
References
https://community.notepad-plus-plus.org/topic/27500/notepad-v8-9-4-release-candidate
https://github.com/llgsjsm/cve-2026-3008
https://llgsjsm.github.io/cve-2026-3008/
https://github.com/notepad-plus-plus/notepad-plus-plus/issues/17960
