Dotnetnuke < 10.0.1 Stored Cross-Site Scripting (XSS) in Activity Feed (CVE-2025-52485)

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

include('compat.inc');

if (description)
{
  script_id(240216);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/01/21");

  script_cve_id("CVE-2025-52485");
  script_xref(name:"IAVB", value:"2025-B-0099-S");

  script_name(english:"Dotnetnuke < 10.0.1 Stored Cross-Site Scripting (XSS) in Activity Feed (CVE-2025-52485)");

  script_set_attribute(attribute:"synopsis", value:
"An ASP.NET application running on the remote web server is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"According to its self-reported version, the instance of Dotnetnuke running on the remote web server is prior to 10.0.1.
It is, therefore, affected by a vulnerability.

  - DNN.PLATFORM Allows Stored Cross-Site Scripting (XSS) in Activity Feed (CVE-2025-52485)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://www.dnnsoftware.com/community/security/security-center/GHSA-wwc9-wmm3-2pmf
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d68de124");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Dotnetnuke version 10.0.1 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N");
  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:L/UI:R/S:C/C:L/I:L/A:N");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:U");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-52485");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(79);

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/06/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/06/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/06/20");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:dotnetnuke:dotnetnuke");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:dnnsoftware:dotnetnuke");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_set_attribute(attribute:"enable_cgi_scanning", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("dotnetnuke_detect.nasl");
  script_require_keys("installed_sw/DNN");
  script_exclude_keys("Settings/disable_cgi_scanning");
  script_require_ports("Services/www", 80);

  exit(0);
}

include('vcf.inc');
include('http.inc');

var app = 'DNN';

get_install_count(app_name:app, exit_if_zero:TRUE);

var port = get_http_port(default:80, asp:TRUE);

var app_info = vcf::get_app_info(app:app, port:port, webapp:TRUE);
vcf::check_granularity(app_info:app_info, sig_segments:3);

var constraints = [
  { 'fixed_version' : '10.0.1' }
];

vcf::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_NOTE,
    flags:{'xss':TRUE}
);