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WordPress Plugin Really Simple CAPTCHA - Full Path Disclosure Detection

🗓️ 28 Jul 2026 11:27:38Reported by KittySploitType 
kittysploit
 kittysploit
🔗 kittysploit.com👁 3 Views

Unauthenticated Full Path Disclosure in WordPress Plugin Really Simple CAPTCHA.

Refs
Code
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""WordPress Plugin Really Simple CAPTCHA was detected to be vulnerable to Full Path Disclosure, allowing unauthe."""

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


class Module(Scanner, Http_client):
    __info__ = {
        'name': 'WordPress Plugin Really Simple CAPTCHA - Full Path Disclosure Detection',
        'description': 'WordPress Plugin Really Simple CAPTCHA was detected to be vulnerable to Full Path Disclosure, allowing unauthenticated attackers to obtain the full application path that could aid other attacks when combined with another vulnerability.',
        'author': ['KittySploit Team'],
        'severity': 'low',
        'tags': ['web', 'scanner', 'misconfiguration', 'wordpress', 'wp', 'wp-plugin', 'fpd', 'wp-really-simple-captcha'],
        'agent': {
            'risk': 'active',
            'effects': ['network_probe'],
            'expected_requests': 3,
            '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://wordpress.org/plugins/really-simple-captcha/'],
    }

    def run(self):
        for path in ('/wp-content/plugins/really-simple-captcha/really-simple-captcha.php', '/wp-content/plugins/really-simple-captcha/includes/filesystem.php', '/wp-content/plugins/really-simple-captcha/uninstall.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 ""
            body_any = ('really-simple-captcha',)
            body_all = ('Fatal error', 'Uncaught Error:', 'Warning:', 'failed to open stream',)
            if (any(m in body for m in body_any)) and (all(m in body for m in body_all)):
                self.set_info(
                    severity='low',
                    reason="WordPress Plugin Really Simple CAPTCHA - Full Path Disclosure detected",
                    path=path,
                )
                return True
        return False

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