XWiki <= 12.10.2 XSS Vulnerability

# SPDX-FileCopyrightText: 2021 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.113798");
  script_version("2025-11-19T05:40:23+0000");
  script_tag(name:"last_modification", value:"2025-11-19 05:40:23 +0000 (Wed, 19 Nov 2025)");
  script_tag(name:"creation_date", value:"2021-03-10 10:39:15 +0000 (Wed, 10 Mar 2021)");
  script_tag(name:"cvss_base", value:"3.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:S/C:N/I:P/A:N");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-01-22 19:43:00 +0000 (Fri, 22 Jan 2021)");

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

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

  script_cve_id("CVE-2021-3137");

  script_name("XWiki <= 12.10.2 XSS Vulnerability");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("gb_xwiki_http_detect.nasl");
  script_mandatory_keys("xwiki/detected");

  script_tag(name:"summary", value:"XWiki 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:"The vulnerability can be exploited by uploading an SVG document
  via the upload feature of the comment section.");

  script_tag(name:"impact", value:"Successful exploitation would allow an attacker to
  inject arbitrary HTML and JavaScript into the site.");

  script_tag(name:"affected", value:"XWiki through version 12.10.2.");

  script_tag(name:"solution", value:"Update to version 12.10.3 or later.");

  script_xref(name:"URL", value:"https://www.exploit-db.com/exploits/49437");
  script_xref(name:"URL", value:"https://github.com/advisories/GHSA-43hg-g44q-474q");

  exit(0);
}

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

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: "12.10.3" ) ) {
  report = report_fixed_ver( installed_version: version, fixed_version: "12.10.3", install_path: location );
  security_message( data: report, port: port );
  exit( 0 );
}

exit( 99 );