Symfony Debug Mode Detection
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""A Symfony installations 'debug' interface is enabled, allowing the disclosure and possible execution of arbitr."""
from kittysploit import *
from lib.protocols.http.http_client import Http_client
class Module(Scanner, Http_client):
__info__ = {
'name': 'Symfony Debug Mode Detection',
'description': "A Symfony installations 'debug' interface is enabled, allowing the disclosure and possible execution of arbitrary code.",
'author': ['KittySploit Team'],
'severity': 'high',
'tags': ['web', 'scanner', 'misconfiguration', 'symfony', 'debug', 'misconfig', 'vuln'],
'agent': {
'risk': 'active',
'effects': ['network_probe'],
'expected_requests': 4,
'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://github.com/synacktiv/eos'],
}
def run(self):
for path in ('/', '/admin_dev.php', '/index_dev.php', '/app_dev.php'):
r = self.http_request(method="GET", path=path, allow_redirects=False)
if not r or r.status_code != 200:
continue
body = (r.text or "").lower()
headers = "\n".join(f"{k}: {v}" for k, v in r.headers.items()).lower()
body_any = ('debug mode</a> is enabled.', 'id="sfwebdebugsymfony"',)
header_all = ('x-debug-token-link:', '/_profiler/',)
if (any(m in body for m in body_any)) and (all(m in headers for m in header_all)):
self.set_info(
severity='high',
reason="Symfony Debug Mode detected",
path=path,
)
return True
return False
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
28 Jul 2026 11:27Current
6.4Medium risk
Vulners AI Score6.4