XWiki 1.8 < 14.6 XSS Vulnerability (GHSA-c885-89fw-55qr)

# SPDX-FileCopyrightText: 2023 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:xwiki:xwiki";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.124359");
  script_version("2026-01-29T08:35:42+0000");
  script_tag(name:"last_modification", value:"2026-01-29 08:35:42 +0000 (Thu, 29 Jan 2026)");
  script_tag(name:"creation_date", value:"2023-07-13 09:03:39 +0000 (Thu, 13 Jul 2023)");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-04-25 18:55:00 +0000 (Tue, 25 Apr 2023)");

  script_cve_id("CVE-2023-29202");

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

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

  script_name("XWiki 1.8 < 14.6 XSS Vulnerability (GHSA-c885-89fw-55qr)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2023 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 RSS macro that is bundled in XWiki included the content of
  the feed items without any cleaning in the HTML output when the parameter content was set to
  true. This allowed arbitrary HTML and in particular also JavaScript injection and thus cross-site
  scripting (XSS) by specifying an RSS feed with malicious content. With the interaction of a user
  with programming rights, this could be used to execute arbitrary actions in the wiki, including
  privilege escalation, remote code execution, information disclosure, modifying or deleting
  content and sabotaging the wiki.");

  script_tag(name:"affected", value:"XWiki version 1.8 prior to 14.6.");

  script_tag(name:"solution", value:"Update to version 14.6 or later.");

  script_xref(name:"URL", value:"https://github.com/xwiki/xwiki-platform/security/advisories/GHSA-c885-89fw-55qr");
  script_xref(name:"URL", value:"https://jira.xwiki.org/browse/XWIKI-19671");

  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_in_range_exclusive( version:version, test_version_lo:"1.8", test_version_up:"14.6" ) ) {
  report = report_fixed_ver( installed_version:version, fixed_version:"14.6", install_path:location );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );