CVE-2019-16294

Name: CVE-2019-16294
Creator: NVD / NIST
Published: 2019-09-14T16:15:10.54+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 9.83%

Last modified Jun 17, 2026

CVE-2019-16294 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 9.83% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

9.83%

94.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Notepad-Plus-Plus	Notepad\+\+	< 7.7
Scintilla	Scintilla	All versions

References

http://packetstormsecurity.com/files/154706/Notepad-Code-Execution-Denial-Of-Service.htmlThird Party Advisory, VDB Entry
https://github.com/bi7s/CVE/tree/master/CVE-2019-16294Exploit, Third Party Advisory
https://notepad-plus-plus.org/download/v7.7.htmlRelease Notes, Vendor Advisory
https://www.scintilla.org/ScintillaHistory.htmlRelease Notes, Vendor Advisory
http://packetstormsecurity.com/files/154706/Notepad-Code-Execution-Denial-Of-Service.htmlThird Party Advisory, VDB Entry
https://github.com/bi7s/CVE/tree/master/CVE-2019-16294Exploit, Third Party Advisory
https://notepad-plus-plus.org/download/v7.7.htmlRelease Notes, Vendor Advisory
https://www.scintilla.org/ScintillaHistory.htmlRelease Notes, Vendor Advisory

Timeline

Published: Sep 14, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-16294?

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.

How severe is CVE-2019-16294?

CVE-2019-16294 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 9.83% probability of exploitation in the next 30 days.

How do I fix CVE-2019-16294?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-16294?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST