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Notepad-Plus-Plus

10 known vulnerabilities

6
HIGH
4
MEDIUM

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notepad\+\+ 10
10 CVEs
6.3
CVE-2026-52885

Notepad++ is a free and open-source source code editor. Prior to 8.9.6.4, NppCommands.cpp checks the HMAC of the on-disk

7.8
CVE-2026-52884

Notepad++ is a free and open-source source code editor. In v8.9.6.1, isInTrustedDirectory() does NOT canonicalize the pa

7.8
CVE-2026-48800

Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, the <Command> tag text content inside <UserDef

7.8
CVE-2026-48778

Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, the <GUIConfig name="commandLineInterpreter">

5.0
CVE-2026-48770

Notepad++ is a free and open-source source code editor. Prior to 8.9.6.1, a local process in the same interactive Window

7.8
CVE-2026-46710

Notepad++ is a free and open-source source code editor. From 8.9.4 until 8.9.6, Notepad++ contains a local privilege esc

4.4
CVE-2026-6539

Notepad++ 8.9.3 contains a format string injection vulnerability in the Find Results panel handler that allows attackers

6.0
CVE-2026-5525

A stack-based buffer overflow vulnerability exists in Notepad++ version 8.9.3 in the file drop handler component. When a

7.3
CVE-2026-25926

Notepad++ is a free and open-source source code editor. An Unsafe Search Path vulnerability (CWE-426) exists in versions

7.5
CVE-2025-15556 KEV

Notepad++ versions prior to 8.8.9, when using the WinGUp updater, contain an update integrity verification vulnerability

Frequently Asked Questions

How many CVEs affect Notepad-Plus-Plus?

Notepad-Plus-Plus has 10 CVE records in our database, including 0 critical and 6 high severity vulnerabilities. 1 of these are listed in CISA's Known Exploited Vulnerabilities catalog.

What are the most severe Notepad-Plus-Plus vulnerabilities?

Notepad-Plus-Plus has 0 critical severity (CVSS 9.0+) and 6 high severity (CVSS 7.0-8.9) vulnerabilities. 1 vulnerabilities are confirmed as actively exploited in the wild.

How can I scan for Notepad-Plus-Plus vulnerabilities?

CyberStrike's AI-powered security agents automatically detect vulnerabilities in Notepad-Plus-Plus products across your infrastructure. The platform provides continuous pentesting, DAST scanning, and real-time vulnerability monitoring with actionable remediation guidance.

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