Security Update for Microsoft Visual Studio Code (September 2025)

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

include('compat.inc');

if (description)
{
  script_id(265431);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/06/16");

  script_cve_id("CVE-2025-55319");
  script_xref(name:"IAVA", value:"2025-A-0689-S");

  script_name(english:"Security Update for Microsoft Visual Studio Code (September 2025)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host has an application installed that is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The version of Microsoft Visual Studio Code installed on the remote host is prior to 1.104.0. It is, therefore,
affected by multiple vulnerabilities:

  - Ai command injection in Agentic AI and Visual Studio Code allows an unauthorized 
    attacker to execute code over a network. (CVE-2025-55319)

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://code.visualstudio.com/updates/v1_104");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Microsoft Visual Studio Code 1.104.0 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-55319");

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/09/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/09/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/09/19");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:visual_studio_code");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("os_fingerprint.nasl", "microsoft_visual_studio_code_installed.nbin", "microsoft_visual_studio_code_win_user_installed.nbin", "microsoft_visual_studio_code_linux_installed.nbin", "macosx_microsoft_visual_studio_code_installed.nbin");
  script_require_ports("installed_sw/Microsoft Visual Studio Code", "installed_sw/Visual Studio Code");

  exit(0);
}

include('vdf.inc');

# @tvdl-content
var vuln_data = {
  'metadata': {'spec_version': '1.0'},
  'checks': [
    {
      'product': {'name': 'Microsoft Visual Studio Code', 'type': 'app'},
      'requires': [ {'scope': 'target', 'match': {'os': 'windows'}} ],
      'check_algorithm': 'default',
      'constraints': [
        {
          'fixed_version': '1.104.0'
        }
      ]
    },
    {
      'product': {'name': 'Visual Studio Code', 'type': 'app'},
      'requires': [ {'scope': 'target', 'match_one': {'os': ['macos', 'linux' ] } } ],
      'check_algorithm': 'default',
      'constraints': [
        {
          'fixed_version': '1.104.0'
        }
      ]
    }
  ]
};

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