CVE-2019-16294 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service in Notepad++ by tricking users into opening a crafted .ml file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-16294?
CVE-2019-16294 is a high-severity memory corruption vulnerability in n/a, published on 14 Sep 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
SciLexer.dll in Scintilla in Notepad++ (x64) before 7.7 allows remote code execution or denial of service via Unicode characters in a crafted .ml file.
Weakness: CWE-787
Which versions are affected by CVE-2019-16294?
It affects 2 products.
Products include Notepad-Plus-Plus Notepad\+\+, Scintilla Scintilla.
How do I fix CVE-2019-16294?
No fix has been published for CVE-2019-16294 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-16294 being exploited?
There is no known exploitation of CVE-2019-16294 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in n/a
- CVE-2025-15556 Notepad++ Download of Code Without Integrity Check
- CVE-2026-48778 Notepad++: Arbitrary Code Execution via config.xml commandLineInterpreter
- CVE-2026-48800 Notepad++: Arbitrary Code Execution via shortcuts.xml UserCommand Injection
- CVE-2026-52884 Notepad++: CVE-2026-48800 Bypass
- CVE-2023-47452 Privilege escalation in n/a
Sources
Also known as GHSA-75x3-f928-c337.