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ReCrystallize Server - Authentication Bypass Detection

🗓️ 28 Jul 2026 11:27:38Reported by KittySploitType 
kittysploit
 kittysploit
🔗 kittysploit.com👁 1 Views

Authentication bypass in ReCrystallize Server via manipulating the 'AdminUsername' cookie.

Related
Refs
Code
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2024-26331
7 Dec 202414:21
–circl
cnnvd
CNNVD
ReCrystallize Server 安全漏洞
30 Apr 202400:00
–cnnvd
cve
CVE
CVE-2024-26331
30 Apr 202400:00
–cve
cvelist
Cvelist
CVE-2024-26331
30 Apr 202400:00
–cvelist
nuclei
Nuclei
ReCrystallize Server - Authentication Bypass
14 Oct 202602:05
–nuclei
nvd
NVD
CVE-2024-26331
30 Apr 202419:15
–nvd
ptsecurity
Positive Technologies
PT-2024-21355 · Unknown · Recrystallize Server
8 Apr 202400:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2024-26331: Improper Authentication
30 Apr 202400:00
–rapid7
redhatcve
RedhatCVE
CVE-2024-26331
23 May 202507:24
–redhatcve
vulnrichment
Vulnrichment
CVE-2024-26331
30 Apr 202400:00
–vulnrichment
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""This vulnerability allows an attacker to bypass authentication in the ReCrystallize Server application by mani."""

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


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'ReCrystallize Server - Authentication Bypass Detection',
        'description': "This vulnerability allows an attacker to bypass authentication in the ReCrystallize Server application by manipulating the 'AdminUsername' cookie. This gives the attacker administrative access to the application's functionality, even when the default password has been changed.",
        'author': ['KittySploit Team'],
        'severity': 'high',
        'tags': ['web', 'scanner', 'cve', 'recrystallize', 'auth-bypass', 'cve2024', '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://preview.sensepost.com/blog/2024/from-discovery-to-disclosure-recrystallize-server-vulnerabilities/',
            'https://sensepost.com/blog/2024/from-discovery-to-disclosure-recrystallize-server-vulnerabilities/',
            'https://www.recrystallize.com/merchant/ReCrystallize-Server-for-Crystal-Reports.htm',
            'https://github.com/Ostorlab/KEV',
        ],
        'cve': 'CVE-2024-26331',
    }

    def run(self):
        r = self.http_request(method="GET", path='/Admin/Admin.aspx', allow_redirects=False)
        if not r or r.status_code != 200:
            return False
        body = r.text or ""
        body_all = ('ReCrystallize Server Administration', 'License Status:', 'System Info</a>',)
        if (all(m in body for m in body_all)):
            self.set_info(
                severity='high',
                reason="ReCrystallize Server - Authentication Bypass detected",
                path='/Admin/Admin.aspx',
            )
            return True
        return False

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28 Jul 2026 11:27Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.5
EPSS0.51284
SSVC
1