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Fencer Intel
high 7.8

CVE-2019-16294 json

SciLexer.dll in Scintilla in Notepad++ (x64) before 7.7 allows remote code execution or denial of service via Unicode characters in a craft…

published 7y ago modified 4mo ago also EUVD-2019-7089

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.8%
EPSS 9.8% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB

Summary

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.

Patch / fix

  • notepad-plus-plus notepad++ 7.7

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Timeline

  1. Published
  2. First public exploit (EDB-47393)

Exploit prediction

9.83% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-47393 Notepad++ < 7.7 (x64) - Denial of Service dos, 2019-09-16
  • github.com https://github.com/bi7s/CVE/tree/master/CVE-2019-16294 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.