MediaWiki < 1.39.15, 1.40.x < 1.43.5, 1.44.x < 1.44.2 XSS Vulnerability - Windows

# SPDX-FileCopyrightText: 2025 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

CPE = "cpe:/a:mediawiki:mediawiki";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.124524");
  script_version("2026-03-26T06:06:30+0000");
  script_tag(name:"last_modification", value:"2026-03-26 06:06:30 +0000 (Thu, 26 Mar 2026)");
  script_tag(name:"creation_date", value:"2025-10-14 10:41:19 +0000 (Tue, 14 Oct 2025)");
  script_tag(name:"cvss_base", value:"6.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2026-03-25 13:46:32 +0000 (Wed, 25 Mar 2026)");

  script_cve_id("CVE-2025-11261");

  script_tag(name:"qod_type", value:"remote_banner");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("MediaWiki < 1.39.15, 1.40.x < 1.43.5, 1.44.x < 1.44.2 XSS Vulnerability - Windows");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2025 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_mediawiki_http_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("mediawiki/detected", "Host/runs_windows");

  script_tag(name:"summary", value:"MediaWiki is prone to a cross-site scripting (XSS)
  vulnerability.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"insight", value:"Issue with a backport for a CheckUser extension patch. This
  made another low severity XSS apparent in MediaWiki core.");

  script_tag(name:"affected", value:"MediaWiki prior to version 1.39.15, 1.40.x prior to 1.43.5 and
  1.44.x prior to 1.44.2.");

  script_tag(name:"solution", value:"Update to version 1.39.15, 1.43.5, 1.44.2 or later.");

  script_xref(name:"URL", value:"https://lists.wikimedia.org/hyperkitty/list/[email protected]/message/TF4S5Y2324UIW3GOBPBWD2MSUSROG5GH/");
  script_xref(name:"URL", value:"https://phabricator.wikimedia.org/T406322");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
  exit(0);

version = infos["version"];
location = infos["location"];

if (version_is_less(version: version, test_version: "1.39.15")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "1.39.15", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "1.40.0", test_version_up: "1.43.5")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "1.43.5", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range_exclusive(version: version, test_version_lo: "1.44.0", test_version_up: "1.44.2")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "1.44.2", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);