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Notepad++ < 8.9.1 Vendor Recommended Security Hardening Update

🗓️ 02 Feb 2026 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 2 Views

Notepad++ older than 8.9.1 requires update to address vendor security hardening.

Refs
Code
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(297583);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/02");

  script_name(english:"Notepad++ < 8.9.1 Vendor Recommended Security Hardening Update");

  script_set_attribute(attribute:"synopsis", value:
"A text editor on the remote Windows host should be updated to address a vendor recommended security hardening update.");
  script_set_attribute(attribute:"description", value:
"The version of Notepad++ installed on the remote host is prior to 8.9.1. The vendor has released version 8.9.1 as a
recommended security hardening update following a hijacking incident that affected earlier versions.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://notepad-plus-plus.org/news/hijacked-incident-info-update/");
  script_set_attribute(attribute:"solution", value:"n/a");
  script_set_attribute(attribute:"risk_factor", value:"None");

  script_set_attribute(attribute:"plugin_publication_date", value:"2026/02/02");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:notepad-plus-plus:notepad\+\+");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("notepad_plus_plus_win_installed.nbin");
  script_require_keys("installed_sw/Notepad++", "SMB/Registry/Enumerated");

  exit(0);
}

include('vdf.inc');

# @tvdl-content
var vuln_data = {
  'metadata': {'spec_version': '1.0'},
  'requires': [
    {'scope': 'target', 'match': {'os': 'windows'}}
  ],
  'checks': [
    {
      'product': {'name': 'Notepad++', 'type': 'app'},
      'check_algorithm': 'default',
      'constraints': [
        {'fixed_version': '8.9.1'}
      ]
    }
  ]
};

var result = vdf::check_and_report(vuln_data:vuln_data, severity:SECURITY_NOTE);
vdf::handle_check_and_report_errors(vdf_result:result);

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02 Feb 2026 00:00Current
5.5Medium risk
Vulners AI Score5.5
2