Oracle MySQL Connectors Python (October 2026 CPU)

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

include('compat.inc');

if (description)
{
  script_id(370439);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/22");

  script_cve_id(
    "CVE-2026-83404"
  );

  script_name(english:"Oracle MySQL Connectors Python (October 2026 CPU)");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The versions of MySQL Connectors installed on the remote host are affected by a vulnerability as referenced in the
October 2026 CPU advisory.

  - Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python). The supported version
    that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via
    multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized
    access to critical data or complete access to all MySQL Connectors accessible data. (CVE-2026-83404)

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://www.oracle.com/security-alerts/cpuoct2026.html");
  script_set_attribute(attribute:"see_also", value:"https://www.oracle.com/docs/tech/security-alerts/cpuoct2026csaf.json");
  script_set_attribute(attribute:"solution", value:
"Apply the appropriate patch according to the October 2026 Oracle Critical Patch Update advisory.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-83404");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/10/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/10/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/22");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:oracle:mysql_connectors");
  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) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("mysql_connectors_version_nix.nbin", "mysql_connectors_version_win.nbin");
  script_require_keys("installed_sw/MySQL Connector");

  exit(0);
}

include('vcf.inc');

var app_info = vcf::get_app_info(app:'MySQL Connector');
var product = tolower(app_info['Product']);

vcf::check_granularity(app_info:app_info, sig_segments:3);

if ('python' >!< product)
  audit(AUDIT_PACKAGE_NOT_AFFECTED, product);

var constraints = [
  { 'min_version' : '26.7.0', 'fixed_version' : '26.10.0' }
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);