Security Updates for Microsoft Office Products (November 2026) (macOS)

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

include('compat.inc');

if (description)
{
  script_id(378503);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/11/10");

  script_cve_id(
    "CVE-2026-81400",
    "CVE-2026-108450",
    "CVE-2026-109487",
    "CVE-2026-109491",
    "CVE-2026-109500",
    "CVE-2026-109501",
    "CVE-2026-109503",
    "CVE-2026-109505",
    "CVE-2026-110046",
    "CVE-2026-110047",
    "CVE-2026-110048",
    "CVE-2026-110049",
    "CVE-2026-110050",
    "CVE-2026-110051",
    "CVE-2026-110052",
    "CVE-2026-110053",
    "CVE-2026-110054",
    "CVE-2026-110055",
    "CVE-2026-110056",
    "CVE-2026-110061",
    "CVE-2026-110062",
    "CVE-2026-110064",
    "CVE-2026-110066",
    "CVE-2026-110067",
    "CVE-2026-110068",
    "CVE-2026-111285",
    "CVE-2026-111286",
    "CVE-2026-111287",
    "CVE-2026-111288",
    "CVE-2026-111289",
    "CVE-2026-111292",
    "CVE-2026-111293",
    "CVE-2026-111294",
    "CVE-2026-111295",
    "CVE-2026-111298",
    "CVE-2026-111299",
    "CVE-2026-111302",
    "CVE-2026-111304",
    "CVE-2026-111306",
    "CVE-2026-111307",
    "CVE-2026-111308",
    "CVE-2026-111310",
    "CVE-2026-112714",
    "CVE-2026-112715",
    "CVE-2026-112716",
    "CVE-2026-112717",
    "CVE-2026-112718",
    "CVE-2026-112719",
    "CVE-2026-112720",
    "CVE-2026-112721",
    "CVE-2026-112722",
    "CVE-2026-112723",
    "CVE-2026-112724",
    "CVE-2026-112726",
    "CVE-2026-112728",
    "CVE-2026-112729",
    "CVE-2026-112730",
    "CVE-2026-112731",
    "CVE-2026-112733",
    "CVE-2026-112734",
    "CVE-2026-112735",
    "CVE-2026-112737",
    "CVE-2026-112738",
    "CVE-2026-112739",
    "CVE-2026-112741",
    "CVE-2026-113759",
    "CVE-2026-116717",
    "CVE-2026-116718",
    "CVE-2026-116719",
    "CVE-2026-116720",
    "CVE-2026-116721",
    "CVE-2026-116722",
    "CVE-2026-116922",
    "CVE-2026-116923",
    "CVE-2026-116925",
    "CVE-2026-116927",
    "CVE-2026-118292",
    "CVE-2026-118293",
    "CVE-2026-118294",
    "CVE-2026-118295",
    "CVE-2026-118296",
    "CVE-2026-118297",
    "CVE-2026-118298",
    "CVE-2026-118299",
    "CVE-2026-118300",
    "CVE-2026-118301",
    "CVE-2026-118302",
    "CVE-2026-118700",
    "CVE-2026-118701",
    "CVE-2026-118702",
    "CVE-2026-118703",
    "CVE-2026-118704",
    "CVE-2026-118705",
    "CVE-2026-118706",
    "CVE-2026-118707",
    "CVE-2026-118708",
    "CVE-2026-118709",
    "CVE-2026-118710",
    "CVE-2026-118711",
    "CVE-2026-118712",
    "CVE-2026-118713",
    "CVE-2026-118714",
    "CVE-2026-118715",
    "CVE-2026-118716",
    "CVE-2026-118717",
    "CVE-2026-118718",
    "CVE-2026-118719",
    "CVE-2026-118720",
    "CVE-2026-118721",
    "CVE-2026-118722",
    "CVE-2026-118723",
    "CVE-2026-118724",
    "CVE-2026-118725",
    "CVE-2026-118726",
    "CVE-2026-118727",
    "CVE-2026-118728",
    "CVE-2026-118729",
    "CVE-2026-118730",
    "CVE-2026-118731",
    "CVE-2026-118732",
    "CVE-2026-119986",
    "CVE-2026-119999",
    "CVE-2026-120001",
    "CVE-2026-120003",
    "CVE-2026-120785",
    "CVE-2026-120786",
    "CVE-2026-120788",
    "CVE-2026-120789",
    "CVE-2026-120790",
    "CVE-2026-120791",
    "CVE-2026-123395",
    "CVE-2026-124170",
    "CVE-2026-124174",
    "CVE-2026-124176",
    "CVE-2026-124178",
    "CVE-2026-124179",
    "CVE-2026-124183",
    "CVE-2026-124187",
    "CVE-2026-124229",
    "CVE-2026-124233"
  );

  script_name(english:"Security Updates for Microsoft Office Products (November 2026) (macOS)");

  script_set_attribute(attribute:"synopsis", value:
"The Microsoft Office product installed on the remote host is affected by multiple vulnerabilities");
  script_set_attribute(attribute:"description", value:
"The version of Microsoft Office for Mac installed on the remote host is affected by multiple vulnerabilities as
referenced in the november-10-2026 advisory.

  - Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a
    network. (CVE-2026-116717, CVE-2026-120003)

  - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
    (CVE-2026-118703, CVE-2026-118706, CVE-2026-118710, CVE-2026-118713, CVE-2026-118716, CVE-2026-118729,
    CVE-2026-118730, CVE-2026-118732, CVE-2026-124187)

  - Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a
    network. (CVE-2026-108450, CVE-2026-109500, CVE-2026-110048, CVE-2026-110050, CVE-2026-110053,
    CVE-2026-110054, CVE-2026-110055, CVE-2026-110061, CVE-2026-110062, CVE-2026-110064, CVE-2026-111285,
    CVE-2026-111294, CVE-2026-111295, CVE-2026-111299, CVE-2026-111306, CVE-2026-111307, CVE-2026-111310,
    CVE-2026-112714, CVE-2026-112715, CVE-2026-112716, CVE-2026-112717, CVE-2026-112718, CVE-2026-112719,
    CVE-2026-112721, CVE-2026-112722, CVE-2026-112723, CVE-2026-112724, CVE-2026-112726, CVE-2026-112728,
    CVE-2026-112729, CVE-2026-112730, CVE-2026-112733, CVE-2026-112739, CVE-2026-112741, CVE-2026-116718,
    CVE-2026-116719, CVE-2026-116720, CVE-2026-116722, CVE-2026-116923, CVE-2026-116925)

  - Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over
    a network. (CVE-2026-109505, CVE-2026-111287)

  - Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over
    a network. (CVE-2026-111292, CVE-2026-118300, CVE-2026-118727, CVE-2026-118728, CVE-2026-119999,
    CVE-2026-124178, CVE-2026-124179)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  # https://learn.microsoft.com/en-us/officeupdates/release-notes-office-for-mac#november-10-2026
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?af4c13c2");
  script_set_attribute(attribute:"solution", value:
"Update to Office for Mac version 16.115 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC: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_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-120003");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2026-124187");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/09/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/11/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/11/10");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"MacOS X Local Security Checks");

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

  script_dependencies("macosx_office_installed.nbin");
  script_require_keys("Host/MacOSX/Version");
  script_require_ports("installed_sw/Microsoft Outlook", "installed_sw/Microsoft Excel", "installed_sw/Microsoft Word", "installed_sw/Microsoft PowerPoint", "installed_sw/Microsoft OneNote");

  exit(0);
}

include('vcf_extras_office.inc');

var apps = make_list(
  'Microsoft Outlook',
  'Microsoft Excel',
  'Microsoft Word',
  'Microsoft PowerPoint',
  'Microsoft OneNote'
);

var app_info = vcf::microsoft::office_for_mac::get_app_info(apps:apps);

var constraints = [
  { 'fixed_version' : '16.115', 'fixed_display' : 'Version 16.115 (Build 26110837)' }
];

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